# u vs WattCall

The clearest difference is rating: u at 4.0 against WattCall's 3.0. u also leads on review sentiment (50% vs 9%) and in-app purchases (none vs 11). WattCall's advantage is update cadence (every 2 weeks vs every 5 months) and iOS requirement (12.0 vs 16.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. WattCall sells 11 in-app purchases, starting at $4.99 per month. u asks for nothing beyond the download.

u holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 50% of u's written reviews are positive against 9% of WattCall's.

u ships an update every 5 months, WattCall every 2 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | u | WattCall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/u-mee-talk/id956091552/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/wattcall-global-calling/id6503596008/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **50.0% of reviews** | 9.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 122 MB | 107 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Sapphire](https://appshunter.io/developer/956091551) | [JUSI PTE.LTD.](https://appshunter.io/developer/1659814629) |

## What reviewers say

### u

[App page](https://appshunter.io/ios/app/u-mee-talk/id956091552)

This app allows you to use your Gibraltar fixed-line phone number on your mobile devices over Wi-Fi or cellular data. Make low-cost calls globally and free calls to other subscribers, avoiding roaming charges. Requires an active u-mee Talk subscription.

**Highlights:** Use home number on mobile, Wi-Fi and cellular calling, Low-cost international calls, Free calls to u-mee subscribers, Avoid roaming charges, Integrates contact list

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


### WattCall

[App page](https://appshunter.io/ios/app/wattcall-global-calling/id6503596008)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duo Voice Pro Monthly Premium | $4.99 | per month |
| Credits of $0.99 | $0.99 | one-time |
| Duo Voice Pro Credits 16500 | $0.99 | one-time |
| Duo Voice Pro Credits 13500 | $0.99 | one-time |
| Credits of $1.99 | $1.99 | one-time |
| Duo Voice Pro Credits 27000 | $1.99 | one-time |
| Credit of $4.99 | $4.99 | one-time |
| Duo Voice Pro Credits 67500 | $4.99 | one-time |
| Credits of $9.99 | $9.99 | one-time |
| Duo Voice Pro Credits 135000 | $9.99 | one-time |
| Duo Voice Pro Credits 300000 | $19.99 | one-time |


## Frequently asked questions

### Is u free?

u is free to download, with no in-app purchases.

### Is WattCall free?

WattCall is free to download, with in-app purchases available.

### Which has better reviews, u or WattCall?

u is rated higher. u averages 4.0 out of 5 from 1 ratings, while WattCall averages 3.0 from 2 ratings.

### Do u or WattCall have ads?

Neither u nor WattCall shows ads.

### Which is updated more often, u or WattCall?

u ships an update every 5 months, and WattCall every 2 weeks. Most recently, u was updated on October 29, 2026 and WattCall on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*