Comparison

WattCall vs LinkExt

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

Head to head
About

WattCall

Make international calls over Wi-Fi or cellular data without using your cell minutes. Enjoy clear, stable voice quality and features like call recording and conference calls. Reach over 230 countries and regions with this ad-free calling solution.

Highlights
  • International calls to 230+ countries
  • Ad-free calling experience
  • Clear and stable voice quality
  • Call recording functionality
  • Up to 8-way conference calls
  • Uses internet calls (VoIP)
Features
Read full description

(1) 100% Ad-Free, foucs on calls! (2) WattCall uses an internet call (aka WiFi call, IP call, or VoIP call). Call your friends while you are under WiFi, 3G, 4G or 5G. (3) Server worldwide to ensure the best voice quality. (4) Unlike international calling cards, WattCall does not use your cell minutes. WHY USE WATTCALL: - International Calling WattCall can reach any mobile or landline number in more than 230+ countries or regions! - Clear & Stable Voice uses real telephone lines, which means we can guarantee a good crystal clear voice call quality, such as telephone calls from a landline! Duo VoPro icePro automatically detects and adjusts your connection speed to make sure more stable calls. uses rea ephone lines, which means we can guarantee a good crystal clear voice call quality, such as telephone calls from a landline! WattCall automatically detects and adjusts your connection speed to make sure more stable calls. - Call Recording Now it supports the call recording function, just tap the recording button during the call to record the call. one-tap recording, more convenient and faster to save important information during the call. - Call Conference You can hold up to 8-way call conferences with crystal-clear audio and minimal lag. - High Quality Voice Call Voice calls are sent to high quality WattCall 's dedicated VOIP network so that you do not need to worry about bad reception, volatile calls or drops. Our system always finds the best telephone line (the best voice quality) in your neighboring region when you make the call. If you have any suggestions, please feel free to contact us via: Email: duovoice@duoface.com Privacy: https://duovoice.duoface.com/privacy.html Terms: https://duovoice.duoface.com/terms.html

About

LinkExt

Features
Read full description

My Inbox Media’s Application-to-Person (A2P) bulk SMS tool features a powerful LinkExt capability that enables the delivery of rich, voluminous content — including text, videos, images, graphics, infographics, presentations, spreadsheets, tutorials, and more. This standout feature elevates corporate and professional communication to an entirely new level.

Screenshots

WattCall4 screens
LinkExt3 screens

Verdict

The call

The clearest difference is in-app purchases: LinkExt at none against WattCall's 11. WattCall's advantage is update cadence (every 2 weeks vs every 3 months) and iOS requirement (12.0 vs 15.1). On price, ads and device support 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. WattCall sells 11 in-app purchases, starting at $4.99 per month. LinkExt asks for nothing beyond the download.

UpkeepUpdate frequency

WattCall ships an update every 2 weeks, LinkExt every 3 months. The most recent releases landed on September 24, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
WattCall versus LinkExt: the parameters behind the verdict, then further details
ParameterWattCallLinkExt
PriceFreeFree
Rating3.0 (2 ratings) — better—
Positive reviews9.1% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size107 MB1 MB
Age rating12+4+
DeveloperJUSI PTE.LTD.My Inbox Media Private Limited

In-app purchases

11 purchases

WattCall

Subscriptions1
  • Duo Voice Pro Monthly Premium3 Days trial$4.991 Month
One-time10
  • Credits of $0.99$0.99
  • Duo Voice Pro Credits 16500$0.99
  • Duo Voice Pro Credits 13500$0.99
Show 7 more
  • Credits of $1.99$1.99
  • Duo Voice Pro Credits 27000$1.99
  • Credit of $4.99$4.99
  • Duo Voice Pro Credits 67500$4.99
  • Credits of $9.99$9.99
  • Duo Voice Pro Credits 135000$9.99
  • Duo Voice Pro Credits 300000$19.99
None

LinkExt

No in-app purchases

Questions

Is WattCall free?
WattCall is free to download, with in-app purchases available.
Is LinkExt free?
LinkExt is free to download, with no in-app purchases.
Do WattCall or LinkExt have ads?
Neither WattCall nor LinkExt shows ads.
Which is updated more often, WattCall or LinkExt?
WattCall ships an update every 2 weeks, and LinkExt every 3 months. Most recently, WattCall was updated on September 24, 2026 and LinkExt on October 7, 2026.

Other comparisons