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Updated July 2026 · real, multi-region App Store reviews
Head-to-head

International Calling vs Rebtel

International Calling 4.7★ · Free to download 65
Winner Rebtel
Rebtel 4.8★ · Free to download 75

Rebtel is generally the better choice for international calling due to its higher lifetime rating, more positive reviews regarding call quality and reliability, and additional features like sending money, despite some recent complaints about customer service and billing issues.

Full reviews: International Calling · Rebtel

Rebtel, with a higher lifetime rating and more user reviews, generally offers better call quality and reliability for international calls, though both apps face user complaints about customer service and unexpected charges. International Calling (Yolla) is a viable alternative, especially for those seeking clear calls to specific regions, but it struggles with inconsistent functionality and support.

Head to head

Call Quality and Reliability edge: RebtelR2R5R6R10
International Calling International Calling (Yolla) users report mixed experiences, with some praising good quality voice and clear sound, even to challenging destinations like Iran R2R5R17. However, a significant number of users complain about poor quality, calls cutting off unexpectedly, or calls not connecting at all R6R10.
Rebtel Rebtel users frequently commend its clear sound and good call quality, with some calling it reliable for important calls like job interviews . Despite this, there are reports of calls cutting off abruptly, dropping after a few minutes, or not connecting to certain countries R63R66R70R73.
Pricing and Value tieR3R7R11R17
International Calling Some International Calling (Yolla) users find its prices reasonable and even cheaper than alternatives like Skype R11R17. However, many users report being charged significantly more than advertised rates, with some claiming to pay three times the listed prices or finding it very expensive compared to competitors R3R7R45. There are also complaints about top-up scams and money being taken without service .
Rebtel Rebtel is often described as economical and affordable, especially with monthly plans R63. However, users also complain about prices going up, being charged for just ringing, or inaccurate rates compared to what's advertised R61. There are also reports of being charged multiple times or money being stolen .
Ease of Use and Features tieR2R4R9R12
International Calling International Calling (Yolla) is praised for being user-friendly and easy to use R2. However, it has significant issues with signing up, requiring a working phone number for verification which can be problematic for travelers R4. Users also report app freezing, SMS not working, and difficulty adding credit R9R12. A particularly annoying feature is the frequent request to rate the app after each call .
Rebtel Rebtel is generally considered easy to use . It offers features beyond calling, such as sending money to family and friends . However, many users struggle with the signup process, specifically not receiving one-time password (OTP) verification codes . There are also reports of issues with payment methods like Apple Pay not working and difficulty adding payment cards .
Customer Support tieR1R8R35R47
International Calling International Calling (Yolla) receives numerous complaints about a complete lack of support, unhelpful responses, or no refunds R1R8R35R47. While some users report positive experiences with responsive and helpful representatives, these are often after initial frustration .
Rebtel Rebtel users frequently express dissatisfaction with customer service, describing it as unhelpful, difficult to reach, or non-existent R70. Support tickets are often closed without resolution, and users struggle to get refunds or assistance with billing issues R70.
Pick International Calling if

You need to call specific regions like Iran where Yolla has shown good quality R5, you find its rates genuinely cheaper for your destination R17, or you prioritize a simple, user-friendly interface for basic calling .

Pick Rebtel if

You frequently make international calls and value generally reliable call quality for important conversations , you are interested in additional features like sending money to family , or you prefer an app with a larger user base and more established presence (implied by higher rating count).

Evidence note: Both apps have a mix of positive and negative reviews, with recent negative reviews often focusing on billing issues and poor customer support, which can skew perception compared to lifetime ratings. The free-to-download model means some negative reviews might stem from free-tier limitations or initial setup friction.

Frequently asked

Does International Calling (Yolla) offer good call quality?
International Calling (Yolla) has mixed reviews on call quality; some users report good quality voice and clear sound, even to challenging destinations R2R5R17, while others experience poor quality, calls cutting off, or calls not connecting R6R10.
Is Rebtel reliable for international calls?
Rebtel is generally considered reliable by many users, with some praising its clear sound and consistent connection for important calls , but others report frequent call drops, disconnections after a few minutes, or inability to connect to certain countries R63R66R70R73.
Do these apps have good customer support?
Both International Calling (Yolla) and Rebtel receive numerous complaints about poor or non-existent customer support, with users reporting unhelpful responses, difficulty reaching human representatives, and unresolved billing issues R1R8R35R47.
Are the advertised rates accurate for International Calling (Yolla) and Rebtel?
Users for both International Calling (Yolla) and Rebtel report discrepancies between advertised and actual call rates, with some Yolla users claiming to pay three times more than listed R7R45 and Rebtel users noting rates vary or are higher than expected R61R98.

What reviewers actually said

Built only from these 120 real reviews (foreign ones translated). Superscripts jump to the quote here. Apple has no per-review links, so [ref] opens that app's reviews on the App Store.

  1. [R2] International Calling 5/5 · US Great Honest App: Good quality voice Your balance never disappears and easy top off
  2. [R5] International Calling 5/5 · US great service!: Quality is good and this is a time that is impossible to call Iran but this service allows me to call both cell and landline with good wuality
  3. [R6] International Calling 3/5 · US Call quality: Worst quality, they can’t hear me and I have hard time to listen as well
  4. [R10] International Calling 2/5 · US Calling problems: App was great until lately it started say your call can not be completed but I have credit on my account
  5. [R3] International Calling 3/5 · US Ok: Tried for the first time. Call was clear. Call was more expensive than other apps.
  6. [R7] International Calling 1/5 · US Fake rates: Expect to pay 3 times more than the prices they list in their tariffs. Will be a surprise!
  7. [R11] International Calling 5/5 · US Ann: Amazing app, good prices. Thank you!
  8. [R17] International Calling 5/5 · US Glad I found Yolla!: Very reasonable price for international calls, and sound is very clear. Yolla is the best alternative to Skype, or even better!!
  9. [R4] International Calling 1/5 · US Waste of time. Usless: To sign up you need a working phone number that can receive texts. I'm currently traveling and just need to call a usa number. My phone doesn't work cause I'm out of the usa. This is totally useless! Like how about another form of verification? Imessage? Whatsapp? Upload and id? Nope, they don't offer any other option. If I had a working phone number I would just use that in
  10. [R9] International Calling 3/5 · US Photo: How can I edit the app the to add photos to my contacts?
  11. [R12] International Calling 3/5 · US Good App, But Buggy Experience: I have been using the app for quite some time now, and I find it extremely convenient for making international calls. However, from a user experience standpoint, the application has several issues. It frequently freezes, causing disruptions in the communication process. I have encountered this problem on the latest Apple models, including the iPhone 13 Pro and the i
  12. [R1] International Calling 1/5 · US No support: This app has no support so not a good option.
  13. [R8] International Calling 5/5 · US Engaño, estafa y fraude!: En caso de estar en Vzla no usar. No reembolsan ni dan servicio al cliente. Pésima APP
  14. [R35] International Calling 2/5 · US Follow-up: Hello I have been working with Markus on your support line for weeks. I have shared logs multiple times many screenshots, installed and reinstalled the app. Tried different phone numbers to different countries and all I get back is we are working on it.
  15. [R47] International Calling 1/5 · US Bad customer service: I’m not understand how your customer service working very bad you need to fix it to your customer service
  16. [R63] Rebtel 3/5 · US Buena pero tiene sus problemas: La verdad la aplicación es muy buena, y comparada con otras, es económica, qué problema veo, que hay días que se traba y no salen llamadas, el saldo no se refleja algunas veces bien sino que sale 0$ teniendo saldo, y hay países que de plano no salen llamadas como es El Salvador. Trabajo con la aplicación y algunas veces me ha tocado recurrir a otras aplicaciones
  17. [R66] Rebtel 3/5 · US The sound quality was fine until it simply cut off. I: Although I am happy with the rates, every call I have made to date has abruptly cut off. This waste immense time and cost extra money.
  18. [R70] Rebtel 1/5 · US Bad service now: I have been a RebTel customer for 10 years. Their Service used to be good. Now calls drop after 2 mins of being on the phone with people in Dubai or Kerala. The support process is very difficult. There's no simple way to get in touch with a human. They create and innundate with support tickets but nothing every happens. They close the support ticket saying I didnt respond. but
  19. [R73] Rebtel 1/5 · US Call dropped: After only 10 mins
  20. [R45] International Calling 1/5 · US Very expensive: The information states the rate is as small as 0.004 cents per minute. However after downloading the app, deposited cash, and made a call to Ethiopia, I found out that it charges about 25 cents per minute. They are ripping compared to Boss and other.
  21. [R61] Rebtel 1/5 · US Insanely low rates: They bring you in with discount then their price go up insanely high.
  22. [R98] Rebtel 1/5 · US Rate inaccurate: China rate: online 1.5c app 2.9c. Rate varies “depending on your location” due to VAT or store fees. How about enhancing the search and allow from-to style of search?

Synthesized from 120 recent App Store reviews · updated July 2026 · View on the App Store