High Mobile Reviews 4,245

TrustScore 4 out of 5

3.8

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Rated 5 out of 5 stars

Been using it for past 3 months and I've very little complaints, only in Berlin UBahn I face connectivity issues but I think I'm fine with it. Haven't had any experience while travelling to other EU... See more

Rated 5 out of 5 stars

Using for 2 weeks and did not have any problems yet. Coverage is almost everywhere and signal quality is good in buildings.

Rated 1 out of 5 stars

It took over a week from ordering to receiving the eSim. The QR code didn't work and I contacted support to fix the problem and it took 4 days to get a response and the answer was that I would have to... See more

Company replied

Rated 5 out of 5 stars

Order came ON time, everything I ordered was inside the package. I was informed about all the steps by email which is very important.

Company details

  1. Telecommunications Contractor

Written by the company

Die mobilezone GmbH ist ein führendes Unternehmen im deutschen Telekommunikations-Markt. Mit unseren Brands Sparhandy, DEINHANDY, HIGH und Handystar decken wir einen großen Teil des indirekten Telko-Marktes ab. Dabei erreichen wir unsere Kunden überwiegend online, aber auch im Fach- und Großhandel sowie im TV. Mit über 300 Mitarbeitenden an den drei Standorten Köln, Bochum und Münster denken wir zu 100% digital und setzen aus Überzeugung auf zukunftsweisende Technologien und Arbeitsweisen. Unser Ziel: Begeisternde Einkaufserlebnisse über alle Marken für unsere Kunden. Dabei profitieren wir auch von langfristigen, strategischen Partnerschaften mit namhaften Partnern wie Samsung, Huawei oder Vodafone. mobilezone Deutschland ist eine Tochtergesellschaft der mobilezone holding ag mit Sitz in der Schweiz. Zur Bestellung bei HIGH: Seit Juli 2014 sind wir auch als Mobilfunkprovider aktiv. Als Partner der Deutschen Telekom bieten wir mit unserer Marke HIGH eigene Mobilfunktarife an. Dabei konzentrieren wir uns auf SIM-Only-Deals. Nach Eingang der Bestellung erfolgt zeitnah die Bonitätsprüfung. Deine Bestellung verschicken wir in der Regel innerhalb von 1-3 Werktagen nach Vertragsgenehmigung. Wenn du Kontakt zu unserem Service Team aufnimmst, gib bitte deine Auftragsnummer und dein Passwort an. Dann geht die Bearbeitung noch schneller.

HIGH - Tarif, die zu deinem Leben passen

Written by the company

Bei uns surfst du garantiert im HIGH Quality D-Netz – nur günstiger!
- HIGHquality D-Netz - kostenlose Wunschrufnummer - einfache Rufnummermitnahme - TÜV geprüfte Sicherheit

Contact info

3.8

Great

TrustScore 4 out of 5

4K reviews

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Rated 1 out of 5 stars
High Mobile logo

Reply from High Mobile

Wir bedauern, dass wir Ihnen nicht wie gewünscht weiterhelfen konnten. Wir nehmen Ihr Feedback ernst und werden der Sache nachgehen. Vielen Dank für Ihre Geduld.

Rated 1 out of 5 stars

Fix the App !!!

20 March 2026
High Mobile logo

Reply from High Mobile

Wir bedauern, dass dir unsere App nicht gefällt. Wir arbeiten stetig daran unseren Kunden eine angenehme Erfahrung zu bieten. Wir danken dir für dein Feedback! Dein HIGH-mobile Team.

Rated 1 out of 5 stars

From the order process to delivery, support to costs, everything was terrible.

It took over a week from ordering to receiving the eSim. The QR code didn't work and I contacted support to fix the problem and it took 4 days to get a response and the answer was that I would have to pay the SIM card production fee of 9.90 euros again. I cancelled the contract and will never buy from this provider again.

30 January 2026
High Mobile logo

Reply from High Mobile

Es tut uns leid, dass bei Bestellung, eSIM-Zustellung und Support so viel schiefgelaufen ist. Die lange Wartezeit, der nicht funktionierende QR‑Code und die späte Rückmeldung entsprechen nicht unserem Anspruch.
Wir nehmen Ihr Feedback ernst und bedauern, dass Sie widerrufen haben. Für die entstandenen Unannehmlichkeiten entschuldigen wir uns.

Viele Grüße
das Team von HIGH Mobile

Rated 1 out of 5 stars

No English Support in 2025? Really?

I’m really disappointed with High-Mobile's lack of English support. Europe is a multilingual region, but they still expect everyone to speak German, making their service very inaccessible for non-German speakers. To make matters worse, my wife, who speaks B2-level German, called customer support, and the male representatives (not the female ones) were rude, impatient, and even hung up on her four times.

EDIT: They just responded to my review... in German.

16 November 2025
Unprompted review
High Mobile logo

Reply from High Mobile

Vielen Dank für dein Feedback. Wir verstehen, dass es frustrierend sein kann, wenn die Kommunikation nicht den eigenen Erwartungen entspricht. Bei uns möchten wir sicherstellen, dass wir in der Lage sind, verhandlungssicher zu kommunizieren, weshalb unsere gesamte Unterstützung in deutscher Sprache erfolgt. Dies ermöglicht es uns, Missverständnisse zu vermeiden und einen einheitlichen Service zu bieten.

Deine Anmerkungen zu den Erfahrungen mit unserem Support nehmen wir sehr ernst. Wir arbeiten ständig daran, die Qualität unseres Services zu verbessern und werden dein Feedback nutzen, um Schulungen und Verbesserungsvorschläge für unser Team in Betracht zu ziehen.

Wir hoffen, dass wir dich in Zukunft besser unterstützen können und danken dir nochmals für deine Rückmeldung.

Viele Grüße
das Team von HIGH Mobile

Rated 5 out of 5 stars

Fast and smooth.

12 October 2025
High Mobile logo

Reply from High Mobile

Wir freuen uns sehr, dass alles reibungslos funktioniert hat. Vielen Dank für Ihr positives Feedback!

Viele Grüße
das Team von HIGH Mobile

Rated 1 out of 5 stars

This provider is a complete scam. Stay away from them!

My phone got stolen. So I ordered an eSIM for 9,90€. After almost two weeks the eSIM still doesn’t work. Everytime I talk with the customer service they can’t tell why and they give very weird vibe. It all seems very shady. Anyways I was lucky enough to be able to quit the contract. Still have to live without a phone number until my new provider takes over.
Tip: Don’t fall into any deals of them. It all seems very scamy!

24 January 2025
High Mobile logo

Reply from High Mobile

Hallo lieber Kunde, vielen Dank für dein Feedback.
Es tut uns leid zu hören, dass du solche Schwierigkeiten mit deiner eSIM hattest und dass du den Eindruck hattest, unser Kundenservice hätte dir nicht die Unterstützung bieten können, die du gebraucht hast. Das ist definitiv nicht der Standard, den wir anstreben. Wir verstehen, wie frustrierend es ist, ohne Telefonnummer dazustehen, besonders nach einem Diebstahl.
Dein Feedback ist uns wichtig, und wir werden es nutzen, um unseren Service zu verbessern. Wir möchten sicherstellen, dass zukünftige Kunden eine bessere Erfahrung machen. Es tut uns leid, dass du das Gefühl hattest, in eine Falle geraten zu sein.
Wir wünschen dir alles Gute bei deinem neuen Anbieter und hoffen, dass du bald wieder einen reibungslosen Service genießen kannst.
Viele Grüße
das Team von HIGH Mobile

Rated 5 out of 5 stars

Order came ON time

Order came ON time, everything I ordered was inside the package. I was informed about all the steps by email which is very important.

28 November 2024
Rated 1 out of 5 stars

Despicable. Don’t use HIGH especially if you are an English speaker

They have terminated my account without warning. The reason they gave was late payments even though all the payments were up to date and there was no outstanding balance when they cut my line.

Prior to that I’ve not been able to log in to my account. Customer service does not speak English and they don’t reply to the emails that I’ve been sending in German. Chat is not working.

Really disappointed.

29 August 2024
Unprompted review
High Mobile logo

Reply from High Mobile

Dear Customer,
thanks for your inquiry.
We don’t like sending you round in circles… we like to keep our customers informed, not misled.
As such, we place a high importance on providing you with reliable and binding information at all times.
For this reason, we must inform you that our Customer Service is only available in the German Language.

Vielen Dank für dein Feedback, wir bedauern sehr, dass du diesen Eindruck gewonnen hast. Gerne kannst du uns einen Nachweis über deine zeitigen Überweisungen zukommen lassen, wir prüfen den Sachverhalt zusammen mit unserer Buchhaltung.
Eine Reaktivierung des Vertrags ist leider nicht möglich, du kannst deine Rufnummer also zu einem anderen Anbieter portieren lassen.
Viele Grüße das Team von HIGH Mobile.

Rated 1 out of 5 stars

Most worsiest experience of the service

Hi Everyone,

This is very rare feedback, when even 1 start is too high rating. I had most terrible experience with this provider. It is all started with simple attempt to buy an e-SIM. The order process initially went smooth, till I reached a point of accessing my personal account to obtain e-SIM card. Their instruction said to use a single time password which arrives you at the email, but that password wasn't work. So as result I could enter my personal account and get my e-SIM.

Then I thought it might be ok, let's reset my password online, since I have a verified email and can receive it there. But there was a dead end, again. Their system sends you one-time passwords over SMS. So it is become an infinite loop now. In order to get your e-SIM you need to enter your personal account, in order to do it you need provide your username and password, but you don't have a password. In order to reset it you need to have a SIM card to receive the SMS (and here loop starts over).

So, you would think that then, it might be that their support would be friendly it might help you in this case (send you new one time password over email) - and here again was a dead end. 1st they refused to talk on English, then ok, I asked my friend to spend his hour to call and talk to them. As a result of this call they said there is no defined procedure for this case (isn't that a simple one case???). And later on they said that they will issue a physical SIM card (why physical, when I ordered a e-SIM? still be an open question).

After some time, I haven't received any of SIM cards, but within 2 week time of free cancellation time period I asked them (contacted support both on WhatsApp and over the email) to cancel the contract, because I get another provider to use. And seems like that was too a dead end and they simply ignored my message. And as of now I've got a bill to pay (good question what for?), so they trying to robbery me now.

At the end I'm very regretting of even trying to order this provider. They trying to hide behind "Telekom network" branding, but their internal processes sound very very very bad. For all who is reading this review I would advise to consider choosing someone else but not the HIGH.

Updates:
My Kundennummer: 7000929724
---------------------------
Continuation of a story of internal processes are DOWN:

3 month later they still sends some bills in personal account where I don't have (and didn't had) access as I described above. Have 0 idea what inside those bills. But emails keep coming

The only good thing - they successfully able to terminate my contract after review get published

29 April 2024
High Mobile logo

Reply from High Mobile

Hallo lieber Kunde, vielen Dank für Ihre Bewertung. Es tut uns leid, dass Sie mit unserem Service nicht zufrieden sind.
damit wir Ihnen weiterhelfen können, benötigen wir noch Informationen wie Ihre Auftragsnummer oder Kundennummer.

Viele Grüße dein Team von HIGH-Mobile


Rated 1 out of 5 stars

No Sim Card Delivery

I took my number with me from congstar to high. I received an email regarding the activation of my number on High. However, there is no sim card delivery at all. I got no clue about the delivery. Customer service is not even reachable.

24 February 2024
Unprompted review
High Mobile logo

Reply from High Mobile

Hallo Gizem, wir bedauern sehr, dass du deine SIM noch nicht erhalten hast. Aufgrund von technischen Schwierigkeiten konnten wir deine SIM-Karte noch nicht versenden, dies wird aber schnellstmöglich nachgeholt. Sobald sie unterwegs ist, wirst du per E-Mail informiert.
Sobald du die SIM erhalten hast, gib uns bitte eine kurze Rückmeldung. Wir erstatten dir gerne die Zeit, in der du den Vertrag nicht nutzen konntest.
Viele Grüße, das Team von HIGH Mobile.

Rated 5 out of 5 stars

Been using it for past 3 months and…

Been using it for past 3 months and I've very little complaints, only in Berlin UBahn I face connectivity issues but I think I'm fine with it.
Haven't had any experience while travelling to other EU countries yet.
Would recommend this service.

29 December 2022
Unprompted review
Rated 1 out of 5 stars

Horrible Service No Support

Horrible Service. Bought two SIMs on Black Friday. Only one came. The support chat is not working, the support email is not workting either. Had to request a new SIM and pay for it for their incompetence. There is no twitter, no facebook, not a single way to contact them.

30 November 2022
Unprompted review
High Mobile logo

Reply from High Mobile

Hallo Javier, wir bedauern, dass du mit deiner Bestellung über HIGH nicht vollständig zufrieden bist. Leider hast du uns deine Auftragsnummer nicht genannt. Diese benötigen wir, damit wir deine Anfrage bearbeiten können. Viele Grüße dein Team von HIGH

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