Comparison

International Calling vs Timekettle

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

International Calling

Make affordable international calls to landlines and mobiles worldwide. Avoid roaming fees by calling over Wi-Fi and keep your personal number visible. Easily recharge mobile phones and send international SMS messages.

Highlights
  • Affordable international calls
  • Wi-Fi calling to avoid roaming
  • Caller ID with personal number
  • Transparent per-minute rates
  • Earn free calling credits
  • Easy mobile recharge
  • International SMS texting
Features
Read full description

Call landlines and mobiles in the the United Kingdom, Nigeria, Ghana, Jamaica, Kenya, Ethiopia, France, the United Arab Emirates, Saudi Arabia, Egypt, Oman, Philippines, and 200 more countries and territories. Why Yolla: ∙ VALUE FOR MONEY. Compare our rates and prepare to be amazed. We provide the best rates on more than 30.000 international call destinations. Forget about time – talk more for less. ∙ AVOID ROAMING FEES. Make a call via Wi-Fi and save a fortune on your carrier's roaming fees. Make the most out of your staying abroad! ∙ KEEP YOUR NUMBER. Enjoy Caller ID - a premium feature offered by Yolla for free! Your friends will always receive a call from your personal phone number. They won't know you're calling from the app! ∙ STAY IN CONTROL. We show the price before the call and don't have any hidden charges and connection fees. You pay a straightforward per-minute rate and always know where your money goes. ∙ EARN CREDITS. By inviting friends you can easily earn free credits to call to landlines and mobiles all over the world. Simply send out your personal link and enjoy talking for free! ∙ EASY MOBILE RECHARGE. Top up any mobile number. With Yolla you will have no problem sending airtime to your colleagues, friends, loved ones or anyone. We offer easy & instant mobile recharge with low fees. Forget about calling cards or complex procedures and recharge any number online in just 2 clicks. ∙ INTERNATIONAL SMS TEXTING. Don't have time to call abroad and need to drop a message ASAP? Send text messages to 150 + countries via Yolla. ∙ SEND YOLLA TOP-UPS TO ANYONE. Have friends or family using Yolla? Great! Now you can recharge their accounts. Just purchase and send Yolla credits to your family and friends. They will enjoy free talktime with you or anyone else. ∙ MILLIONS TRUST YOLLA. Be a savvy caller like thousands of Yolla users! Get Yolla today and start talking more for less! Drop the doubt and start enjoying calling abroad! All you need is the Internet connection – WiFi, 4G, LTE, or 3G. Your friends and partners will see no difference - but you will. Any questions or suggestions? Please contact us at hi@yollacalls.com.

About

Timekettle

This application facilitates real-time, cross-language communication when paired with compatible smart translator earbuds. It utilizes advanced AI to provide fast and accurate translations, breaking down language barriers for business, travel, and living abroad.

Highlights
  • Real-time translation
  • AI-powered accuracy
  • Cross-language communication
  • Business negotiation support
  • Overseas travel assistance
  • Living abroad communication
Features
Read full description

Break through language barriers, communicate naturally, and build connections. 【Why Timekettle】 Translate online across 54 languages and 108 accents, with offline translation available for 25 language pairs. For one-on-one conversations, each person wears one earbud to hear translations as you speak—without waiting for the other person to finish or passing a device back and forth. When you’re offline, keep communicating using supported offline language pairs. Designed for international business, business trips, studying abroad, travel, and everyday conversations across languages. 【Key Features】 • One-on-One: Translate face-to-face conversations in real time, with each person hearing translations in their own language. • Live Listening: Listen to translations and follow the translated text in real time during meetings, presentations, and classes. • Voice Call Translation: Communicate across languages on supported devices and in supported calling scenarios. • Multi-Media Translation: Translate audio and video content to help you understand information in other languages. • Device & Translation History Management: Connect your earbuds, set languages, and view and export your translation history. 【Compatible Devices】 LiveTalk, W4 Plus, W4 Pro, W4, M3, WT2 Edge (W3), WT2 Plus, M2, ZERO Some features require compatible Timekettle translation earbuds. Feature and language availability varies by device model, operating system version, and service conditions. Terms of Use (EULA): https://cdn.timekettle.co/agreement_en.html W4 Subscription Agreement: https://cdn.timekettle.co/w4_subscription_en.html Privacy Policy: https://cdn.timekettle.co/privacy_en.html

Screenshots

International Calling4 screens
Timekettle4 screens

Verdict

The call

The clearest difference is rating: International Calling at 4.7 against Timekettle's 2.9. International Calling also leads on ratings volume (9K vs 495) and review sentiment (36% vs 25%). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. International Calling sells 6 one-off in-app purchases and Timekettle sells 10 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

International Calling holds the better App Store score, 4.7 against 2.9. That said, the two scores are not equally well evidenced: International Calling has 9K ratings behind it against 495, so its average is the more settled of the two. Written reviews point the same way: 36% of International Calling's written reviews are positive against 25% of Timekettle's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on November 3, 2026.

Scorecard3 real differences · 7 level
International Calling versus Timekettle: the parameters behind the verdict, then further details
ParameterInternational CallingTimekettle
PriceFreeFree
Rating4.7 (9K ratings) — better2.9 (495 ratings)
Positive reviews35.6% of reviews — better24.7% of reviews
Number of ratings9K — better495
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size105 MB240 MB
Age rating4+4+
DeveloperYolla Calls InternationalShenzhen Timekettle Technologies Co., Ltd.

Customer experience

International Calling

All ratings8,958 ratings
Positive92.1%
Neutral2.1%
Negative5.8%
Written reviews786 reviews
Positive35.6%
Neutral3.9%
Negative60.4%

Timekettle

All ratings488 ratings
Positive42.4%
Neutral7.8%
Negative49.8%
Written reviews462 reviews
Positive24.7%
Neutral9.3%
Negative66.0%

User reviews

International Calling

From 9K App Store ratings

What we love

  • 🚀 Excellent call quality
  • 💡 Great app for international calls
  • 👍 Easy to use
  • 🚀 Speedy connection
  • 👍 Affordable rates

Room to improve

  • 🐛 Unreliable service
  • 🐛 Calls don't connect
  • 🐛 Poor customer support
  • 💰 Overcharged for calls
  • 🐛 Buggy app

Timekettle

From 495 App Store ratings

What we love

  • 👍 Good translation accuracy
  • 🚀 Fast translation speed
  • 💡 Useful for communication between different languages
  • 👍 Simple and easy to use

Room to improve

  • 🐛 Inconsistent performance, app crashes or freezes
  • 🐛 Inaccurate translations, especially for longer sentences
  • 🐛 Connectivity issues, earbuds not connecting properly
  • 🐛 Delayed or slow translations
  • 🐛 Poor voice recognition, unable to pick up speech properly

Bugs and requests

International Calling

Reported bugs

3 issues
  • Keypad not working during calls
  • Balance disappearing without explanation
  • Simultaneous call limit issues

Requested features

3 requests
  • Improve SMS/text messaging functionality
  • Add option to edit contact photos
  • Provide more transparent pricing information

Timekettle

Reported bugs

4 issues
  • Earbuds not connecting or disconnecting frequently
  • App crashing or not responding
  • Inaccurate translations or garbled text
  • Issues with language selection and switching

Requested features

4 requests
  • Ability to adjust translation speed
  • Support for more languages
  • Improved offline mode performance
  • Better integration with other communication apps

In-app purchases

6 purchases

International Calling

One-time6
  • $4 Yolla Top-Up$4.99
  • $5 Yolla Top-Up$5.99
  • $8 Yolla Top-Up$9.99
Show 3 more
  • $10 Yolla Top-Up$12.99
  • $16 Yolla Top-Up$19.99
  • $20 Yolla Top-Up$24.99
10 purchases

Timekettle

Subscriptions6
  • LiveTalk Pro Plan (Monthly)$5.991 Month
  • LiveTalk Unlimited Plan (Monthly)$9.991 Month
  • Unlimited Plan7 Days trial$14.991 Month
Show 3 more
  • Unlimited Plan$14.991 Month
  • LiveTalk Pro Plan (Annual)$59.991 Year
  • LiveTalk Unlimited Plan (Annual)$95.991 Year
One-time4
  • 5Fish$9.99
  • Livetalk 600-Min Booster Pack$12.99
  • 10Fish$18.99
Show 1 more
  • 15Fish$27.99

Questions

Is International Calling free?
International Calling is free to download, with in-app purchases available.
Is Timekettle free?
Timekettle is free to download, with in-app purchases available.
Which has better reviews, International Calling or Timekettle?
International Calling is rated higher. International Calling averages 4.7 out of 5 from 9K ratings, while Timekettle averages 2.9 from 495 ratings.
Do International Calling or Timekettle have ads?
Neither International Calling nor Timekettle shows ads.
Which is updated more often, International Calling or Timekettle?
International Calling ships an update every 3 weeks, and Timekettle every 3 weeks. Most recently, International Calling was updated on November 3, 2026 and Timekettle on November 3, 2026.

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