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Simyo Reviews 7,089

TrustScore 4 out of 5

3.9

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Rated 4 out of 5 stars

Simyo is always working fine, and the website/App is easy and good. However, contacting them is only possible with WhatsApp. WTF Simyo? Facebook owns WhatsApp: a criminal organisation convicted many... See more

Company replied

Rated 3 out of 5 stars

Cheapest and because of the KPN network one of the more environmentally friendly options. I just think it's very outdated to only be able to choose between being Mr or Mrs.

Company replied

Rated 5 out of 5 stars

After getting my eSIM 31 Jan '25 (Samsung Galaxy S 24+) despite all Tricks in the Book it wasn't working: no SMS received, could not set up my new (Business) WhatsApp Account. On Feb 02 '25 Mert of Si... See more

Company replied

Rated 5 out of 5 stars

Cheap prices for good KPN service. A few years after I signed up, they lowered their prices, and they let me switch to the lower price. Fast customer service responses via whatsapp. Seems much better,... See more

Company replied

Company details

  1. Telecommunications Service Provider
  2. Mobile Network Operator

About Simyo

Written by the company

Simyo is al 36x de beste mobiele provider van Nederland*

Bij Simyo gaan goede kwaliteit en een scherpe prijs hand in hand. We bieden eenvoudige diensten die je zelf makkelijk online beheert. En kom je er niet uit, dan staan onze vriendelijke medewerkers voor je klaar. We houden het eenvoudig. Dat maakt ons een slimme keuze voor iedereen die niet meer wilt betalen dan nodig is.

Hoe doen we dat?
Wij zorgen ervoor dat je niet te veel betaalt voor een basisbehoefte; namelijk mobiel verbonden zijn. Dat betekent bij Simyo overigens niet dat je hoeft in te leveren op kwaliteit. Want bij Simyo kun je continue kwaliteit verwachten:

  • Beste netwerk
  • Beste klantenservice
  • Eenvoud in alles wat we doen
  • Een aantrekkelijke scherpe prijs

Kortom: niet meer uitgeven dan nodig is. Dat is waar Simyo voor staat.

* Aldus Consumentenbond februari 2026.

Waarom duur doen? Simyo

Written by the company

De beste kwaliteit voor een scherpe prijs
Bij Simyo geloven wij dat kwaliteit helemaal niet duur hoeft te zijn.
De beste mobiele provider
Simyo is 35 keer uitgeroepen tot de beste mobiele provider volgens de Consumentenbond.
KPN netwerk
Je maakt bij Simyo gebruik van het beste Netwerk van Nederland.
Klantvriendelijke telecombedrijf
Simyo behoort tot één van de meest klantvriendelijke telecombedrijven van Nederland.

Contact info

3.9

Great

TrustScore 4 out of 5

7K reviews

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Rated 1 out of 5 stars

Scam!

I signed one year contract and now in the middle of the contract, they emailed me saying they will increase the price of my monthly subsicription because of the inflation!

Simyo is unreliable and they dont stick to the contract. Avoid them.

August 24, 2024
Unprompted review
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Reply from Simyo

Hi TheCustomer,

Thanks for your review.

Every year, prices in the Netherlands increase due to inflation, which also raises our costs. We pass this inflation on in our subscription prices, a process known as an inflation adjustment. As stated in Article 9.1 of our General Terms and Conditions, we are allowed to make this adjustment once a year.

We hope this information provides you with clarity regarding the upcoming inflation adjustment. For any other questions, we refer you to the information on our customer service page:https://www.simyo.nl/klantenservice/inflatie.

Greetings,

Simyo Webcare

Rated 1 out of 5 stars

Biggest scam ever

Biggest scam ever, took all my money without informing me. Besides that I was in constant contact with them and I never received a reply and they added a lot of additional costs during the time I was trying to solve an issue with them. Now I asked atleast 5 times in a whole period to cancel my account and they still want me to pay €61,80 . They are literally insane! !!!!!!!

Never use this horrible company!

Imagine they made a mistake so you get in contact with them, they don’t reply and said they would send you an email with the new invoice, then they never do! And keep adding costs and tell you it’s your fault!!
THE WORST PHONE COMPANY EVER!!

August 23, 2024
Unprompted review
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Reply from Simyo

Hi Angel,

Thanks for your review. We’re sorry to hear about your experience with us, and we sincerely apologize for this.

We’d like to look into the charges that were made. Could you please send us an email at webcare@simyo.nl with a reference to this review and your personal information? That way, we can work towards a solution.

Greetings,

Simyo Webcare

Rated 4 out of 5 stars

Good

Very good, prices are amazing

August 17, 2024
Unprompted review
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Reply from Simyo

Hoi Salih,

Thank you for your review. Good to hear that you're happy with Simyo. :)

Greetings,

Simyo Webcare

Rated 5 out of 5 stars

Fast and Quick service

August 14, 2024
Unprompted review
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Reply from Simyo

Hoi Vale,

Thank you for your review. Great to hear you're happy with our service. :)

Greetings,

Simyo Webcare

Rated 3 out of 5 stars

When i subscrib for 1 year

When i subscrib for 1 year, the contract say if i am a kpn customer i will get free 10 gb . That is not the case i didn't get the free 10gb

August 1, 2024
Unprompted review
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Reply from Simyo

Hi Daniel,

Thank you for your review.

We'd love to take a look at your connection with you to see what's going on. Could you email us at webcare@simyo.nl with your personal details and a reference of your review? After all, if you do qualify for Simyo Compleet, we can also activate it for you afterwards. :)

Kind regards,

Simyo Webcare

Rated 1 out of 5 stars

simyo dissapointed a lot

simyo dissapointed a lot. I took a simyo year contract for my mother in law. and she did not use the mobile for 6 months. FIrst Simyo could not take the old number and gave a temp number. I aggreed to have the temo number. I suppose normally if you take and aggree to an year contract then its for an year and not for 6 months. Second nowhere on google is a help desk number where i can call and ask for support. Number was not used for 6 months and hence contract was cancelled( no ideas if it is written anywhere in terms and conditions in small letters. What I think it should be that simyo should call to ask for confirmation and not just cancel the contract. I would write it on google to , for clients going for simyo, To think couple of future consequences and helpdesk services.

August 6, 2024
Unprompted review
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Reply from Simyo

Hi Iqbaljeet Singh,

Thanks for your review. We are sorry to hear that you had a negative experience with us. Our most sincere apologies for that.

To prevent a Prepaid connection from being terminated, we send a warning email after 5.5 months of no usage. We also send another warning email one week before the six-month mark.

In these emails, we inform customers that there needs to be some usage on the SIM card to keep the Prepaid service active. This can be done through an outgoing call, outgoing SMS, purchasing an internet bundle, topping up credit, or an internet session. If this does not happen, the Prepaid service will be terminated after six months, as stated in our terms and conditions and on our website https://www.simyo.nl/prepaid.

Could you please send an email to webcare@simyo.nl with your personal details and a reference to this review? We would be happy to see if we can do something regarding the remaining balance.

Greetings,

Simyo Webcare

Rated 5 out of 5 stars

Happy with service and price.

Happy with the service and the price.

August 6, 2024
Unprompted review
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Reply from Simyo

Hoi Daniel,

Thank you for your review. Great to hear you're happy with our service and the prices. :)

Greetings,

Simyo Webcare

Rated 1 out of 5 stars

Deliberate scammers

First of all it’s not possible to convert a monthly plan to prepaid, only the other way around is supported. So I had to purchase a new prepaid SIM and port over the number, which of course takes a month. But to make it much worse, on the day the number was ported I was abroad, out of EU, and had turned off roaming to avoid charges. Somehow the roaming was automatically turned back on and without me noticing my phone used a few MB in background and I was charged over 40€. After explaining the situation to their support they refused to take responsibility and continued to bill the roaming cost. All in all, this is a deliberate scam. I would avoid this company if you are considering to get a SIM with them…

June 21, 2024
Unprompted review
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Reply from Simyo

Hi Jannes,

Thanks for your review. We apologize for the inconvenience and frustration you’ve encountered. Your feedback is important, and we take it seriously.

We understand your disappointment with not being able to convert a Sim Only plan to Prepaid directly.

Regarding the unexpected roaming charges, we are sorry to hear about your experience. Roaming should not automatically turn back on.

We would like to investigate this matter further and see if there’s anything we can do to help you. We want to ensure you receive the support you need and to prevent such issues from happening in the future.

Please contact us directly at webcare@simyo.nl with a reference to this review and your personal information.

Greetings,

Simyo Webcare

Rated 1 out of 5 stars

Horrible, fraud company

Horrible, absolutely the WORST provider! Stay as far as possible from this fraud company… Before our flight I turned off the roaming like 100% off! But when we arrived at Mexico they automatically turned on the roaming and charged me over 40 euros for sending one WA message!! Guess that’s how they make money.. The customer service is unhelpful, slow and even rude! This company should and will go bankrupt soon I believe.

July 31, 2024
Unprompted review
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Reply from Simyo

Hi Shiwen,

Thank you for your review. We are sorry to hear about your experience.

We always send border messages with the corresponding rates. These SMS messages come directly from the network and are always authoritative. In these messages, we clearly indicate what the rate is from that moment. Have you seen these messages? If you incur €48.40 in internet costs abroad in a month, you will receive a warning SMS. Once the counter reaches €60.50, your internet will be blocked for the month to protect you from high costs. If you text 'YES' to 1330 after the block, you can continue to use the internet.

It is important to know that as long as the internet connection on the SIM card is active, there is always a chance that data will be used, both consciously and unconsciously. This can happen, for example, through updates or applications that remain active in the background.

Of course, we understand that this was not intended on your part. This is why we would like to take a look at your subscription with you. Can you email us with a refrence of this review and your personal information to webcare@simyo.nl?

Greetings,

Simyo Webcare

Rated 1 out of 5 stars

DO NOT GO THERE.

DO NOT GO THERE.

Signed up with Simyo firstly they said they sent a sim card, i waited two weeks and recieved nothing, sent them a whatapp message and the lady sent one to me.
Secondly, when buying the contract they DO NOT tell you that it'll take over a month to set up number retention, what they dont also tell you until you have signed up is that the contract doesn't start until your number has been transfered across, during which time you are able to build up a 150 euro pay as you go bill without warning until you recieve a text message that "your sim card has been blocked due to high usage". And when you compain to customer services via Whatsapp they refer you to 3.3 on your contract and tell you that "when you sign into your account online, then it clearly states it. Very hard to sign into your account when your sim card has been blocked and you dont have a pc.
Also try and find your contract online when you havent recieved it. When you read their terms and conditions it is very confusing. A sh£t weekend, a S%^t company and hot happy at all.
And apparently according to their customer services agent, my contract has started with them "when i activated the sim" but their contract with me does not start until the number retention procedure has completed.
What they dont know is that i used to work for vodaphone in the UK, number transfering between providers only takes a couple of hours, two days at most (during christmas time and busy periods).
They're obviously also getting to much of a customer base because when i ask them to cancel my contract, the person said ok no problem but you still have to pay the 150 euro, I understand that, however, my payments in the future will add up to more than that but they obviosuly dont care.

July 27, 2024
Unprompted review
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Reply from Simyo

Hi Greg,

Thanks for your review. Firstly, we apologize for the delay in receiving your SIM card. It usually takes 2 working days for the SIM card to arrive. We rely on the delivery company for this process, but this is not the standard of service we strive to provide. We will look into why this happened.

Regarding the number retention process, we understand your frustration with the time it took and the unexpected costs you incurred. The retention date is chosen by your old provider, and unfortunately, we can’t speed up this process. Usually, with any provider in the Netherlands, the contract can be terminated with one month's notice. We always communicate this date and everything related to your retention and contract through email. Have you seen these emails? In those emails, we also explain that using your subscription before the retention date will result in charges outside of the bundle. If you still end up using your subscription before the retention date, we also send a warning SMS stating that you are using the internet without a bundle. Did you see those messages as well?

We acknowledge the confusion around the contract start date and the high usage charges. We are sorry that canceling your contract was not straightforward and that you felt our customer service did not adequately address your concerns. Your experience does not reflect the service quality we aim to provide.

Please contact us directly at webcare@simyo.nl with a reference to this review and your personal information. We would like to resolve this situation for you and ensure you are not left feeling dissatisfied with our service.

Greetings,

Simyo Webcare

Rated 3 out of 5 stars

Good prices

Good prices , but if you make a simple mistake , like use just a little extra data, or roam, the fees are so high as to be massively exploitive.

July 29, 2024
Unprompted review
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Reply from Simyo

Hi Nick,

Thank you for your review. We are happy to hear that you're satisfied with our prices!

We always send 2 warning texts at 80% and 100% usage of your data bundle. In these texts we also state that you pay €0,15 cents per MB when your bundle is finished. Did you know that we recently introduced the option to set a data cap? You can arrange this via Mijn Simyo and it will cost you €0.50 cents per month. This allows you to avoid incurring costs outside your bundle due to internet usage.

Greetings,

Simyo Webcare

Rated 1 out of 5 stars

Worst provider I have tried

Stay away. I've had tons of cell providers all over the world (work in tech, and have worked with ISPs). this is the worst company I have seen.
I tried buying an internet package for my stay in NL for a couple of days. Problems:
1) They have very limited payment options. I had to do a bank payment (usually I can do credit card with all other companies) which meant my payment didn't go through until a day later
2) Their prices are very bad. I paid 10 euro for a 1gb internet package
3) When I had trouble activating my package (for no obvious reason) it took customer service over 2 days to get back to me
4) First time my internet package worked, second time I bought one (cause it ran out in like a day), it didn't for some reason - and so I paid in vain for something I never ended up using, cause I left the country in the meantime. I'm entitled to a refund, but have had to chat for customer service for days without them giving me a refund; which is in breach with Dutch consumer laws.
... 5) So this company is also engaged in illegal activity. Incredible.

I'm usually not the one to complain, but I had to warn others of this company. Use something else for your own sake.

July 28, 2024
Unprompted review
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Reply from Simyo

Hi N S,

Thank you for your review. We sincerely apologize for the issues you encountered with our service.

We understand the inconvenience caused by our limited payment options. We will definitely raise this feedback internally and aim to introduce more payment methods in the future, including credit card payments.

We regret that you found our prices unsatisfactory. Prepaid subscriptions are generally more expensive than SIM-only subscriptions. Especially when it comes to internet packages.

We are very sorry for the trouble you had with activating your second internet package and the difficulty in obtaining a refund. This is concerning, and we will investigate this matter to ensure it doesn’t happen again.

We are committed to resolving this issue promptly. Please send us an email at webcare@simyo.nl with a reference to this review and your personal information so we can assist you directly.

We appreciate your patience and understanding. Please know that your feedback is invaluable in helping us improve our services.

Greetings,

Simyo Webcare

Rated 5 out of 5 stars

Colling Center

The one of the guys who work in the colling center who speek realy good english , and also allways ready to give and extra mile, offereing packages of the company .Also if you need help with your phone he allways give you soutions. That and a good rates make me stay in your company

July 6, 2024
Unprompted review
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Reply from Simyo

Hoi Raul,

Thank you for your review. We are happy to hear that you're satisfied with our customer service! 😊

Greetings,

Simyo Webcare

Rated 1 out of 5 stars

I don’t know who in their right mind…

I don’t know who in their right mind would choose this company over Lebara . I made the mistake , because it was the only “ affordable” subscription that firstly implemented e-sim so I was kinda forced to choose Simyo, but I would definitely go back in time and cut my hands off. I have had certain occasions where they would charge me an extreme amount of money e.g for “ over usage of data” when I wouldn’t even have signal. And mind you I have the 20GB plan, that means that I would have managed (in less than 3 hours ) to download 5 ( !! )4K movies… Now another scam tactic is to charge me 30€ for 5MB because I was in the US. MIND YOU that I have already deactivated my simyo e sim and already installed the US one. I mean is 5MB!!! That’s maybe opening up the data option and closing it back again.!! Anyhow, The moral of the story is that if you decide to pair up with Simyo you will have to pay random extra out of bundle bs so they can milk the hell out of you ( since the subscription is so affordable and convenient) . If you go out of bundle they do not stop overcharging you or just limit the internet use for example just like any other normal telephone service but on purpose the let you keep using it so you can pay 5€ per MB…

July 21, 2024
Unprompted review
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Reply from Simyo

Hi Ζέτα Γκεζέπη,

Thanks for your review. We are very sorry to hear about your experience with us.

At Simyo, we recently added the feature of a data cap. The data cap is a feature that allows you to browse the internet worry-free, without having to worry about extra costs outside your bundle. It ensures that your internet connection automatically stops as soon as you have used up your internet bundle, preventing unexpected costs. The data cap is available for internet use in the Netherlands and zone 1 (EU).

For the data cap, you only pay €0.50 per month, which is automatically added to your monthly bill. Without the data cap, you pay €0.15 per MB outside your bundle. I would suggest enabling this feature so you won't have unexpected high costs outside of the bundle. You can do this in the Mijn Simyo app.

If you don't enable the data cap, Simyo will always send you two warning SMS messages when you have reached 80% and 100% of your bundle. The app is not always in sync with your actual usage, but the text messages we send are directly from the network and are the most accurate. To avoid high costs, it is advisable to switch off 4G on your phone as soon as you receive the text message at 100%. Have you seen these messages?

If you incur high costs outside your bundle within a short period of time, we will block your SIM card as a precaution and send you an email about this. We try to block the SIM card from €100, but because usage is processed with a delay in our system, the costs can exceed €100 depending on how many MBs have been used.

It is important to know that as long as the internet connection on the SIM card is active, there is always a chance that data will be used, both consciously and unconsciously. This can happen, for example, through updates or applications that remain active in the background.

Of course, we understand that this was not intended on your part. This is why we would like to take a look at your subscription with you. Can you email us with a refrence of this review and your personal information to webcare@simyo.nl?

Greetings,

Simyo Webcare

Rated 1 out of 5 stars

Horrible service

Horrible service!
These guys failed to deliver a SIM card to me and keep asking for a SIM number from the back of the card to issue a duplicate or a e-SIM. How can this be done if you never had a card in a first place?!
They don’t read your emails, don’t reponed to them, don’t speak English, don’t have physical support sites.

Total failure!

July 21, 2024
Unprompted review
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Reply from Simyo

Hi Oļegs,

Thanks for your review. We are sorry to hear you had an negative experience with us. We would like to fix this issue for you as soon as possible. Could you please email us at webcare@simyo.nl with a reference to this review and your personal information?

Greetings,

Simyo Webcare

Rated 5 out of 5 stars

It would appear my account was hacked &…

It would appear my account was hacked & altered. Simyo sorted it out quickly & professionally

July 1, 2024
Unprompted review
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Reply from Simyo

Hoi David,

Thank you for your review. We're happy to hear the problem was solved quickly and you're satisfied with Simyo. :)

Greetings,

Simyo Webcare

Rated 5 out of 5 stars

great price

great price, nice deals and the website is easy to navigate. Closed the deal in less than 5 minutes

July 18, 2024
Unprompted review
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Reply from Simyo

Hoi Consumer,

Thank you for your review. Great to hear you're happy with Simyo. :)

Greetings,

Simyo Webcare

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