# Safe Calls vs MASF Tool

The clearest difference is update cadence: Safe Calls at every 5 days against MASF Tool's every 2 weeks. Safe Calls also leads on iOS requirement (10.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

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

Safe Calls ships an update every 5 days, MASF Tool every 2 weeks. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Safe Calls | MASF Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 19 MB | 1 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Angel Martinez Delfin](https://appshunter.io/developer/1203464195) | [Shanghai MASF Iot Technology Co., Ltd](https://appshunter.io/developer/1888108750) |

## What reviewers say

### Safe Calls

[App page](https://appshunter.io/ios/app/safe-calls/id1203464196)

**Features:** macOS Compatibility

**In-app purchases:** none


### MASF Tool

[App page](https://appshunter.io/ios/app/masf-tool/id6768856867)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Safe Calls free?

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

### Is MASF Tool free?

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

### Which is updated more often, Safe Calls or MASF Tool?

Safe Calls ships an update every 5 days, and MASF Tool every 2 weeks. Most recently, Safe Calls was updated on October 8, 2026 and MASF Tool on October 10, 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.*