# CallingU Softphone vs BlackCryptoPhone

The clearest difference is iOS requirement: BlackCryptoPhone at 12.0 against CallingU Softphone's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CallingU Softphone ships an update every 7 months, BlackCryptoPhone every 5 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | CallingU Softphone | BlackCryptoPhone |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Size | 109 MB | 92 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [FIBRE TELECOM NETWORKS LTD](https://appshunter.io/developer/1616517943) | [Musa IDRIS](https://appshunter.io/developer/1643918597) |

## What reviewers say

### CallingU Softphone

[App page](https://appshunter.io/ios/app/callingu-softphone/id1616517941)

**In-app purchases:** none


### BlackCryptoPhone

[App page](https://appshunter.io/ios/app/blackcryptophone/id1643918265)

**In-app purchases:** none


## Frequently asked questions

### Is CallingU Softphone free?

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

### Is BlackCryptoPhone free?

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

### Do CallingU Softphone or BlackCryptoPhone have ads?

Neither CallingU Softphone nor BlackCryptoPhone shows ads.

### Which is updated more often, CallingU Softphone or BlackCryptoPhone?

CallingU Softphone ships an update every 7 months, and BlackCryptoPhone every 5 months. Most recently, CallingU Softphone was updated on October 30, 2026 and BlackCryptoPhone on October 27, 2026.

---

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