# IMA Sentinel vs itimestamps

The clearest difference is update cadence: IMA Sentinel at monthly against itimestamps's every 17 months. IMA Sentinel also leads on iOS requirement (13.0 vs 16.4). On price, ads, 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.

IMA Sentinel ships an update monthly, itimestamps every 17 months. The most recent releases landed on November 29, 2025 and October 25, 2026 respectively.

## The numbers

| Metric | IMA Sentinel | itimestamps |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 17 months |
| Size | 20 MB | 1 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [I.M.A. INDUSTRIA MACCHINE AUTOMATICHE SpA](https://appshunter.io/developer/1226983985) | [昌阳 王](https://appshunter.io/developer/1161690316) |

## What reviewers say

### IMA Sentinel

[App page](https://appshunter.io/ios/app/ima-sentinel/id1541830109)

**Features:** macOS Compatibility

**In-app purchases:** none


### itimestamps

[App page](https://appshunter.io/ios/app/itimestamps/id6449165161)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IMA Sentinel free?

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

### Is itimestamps free?

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

### Do IMA Sentinel or itimestamps have ads?

Neither IMA Sentinel nor itimestamps shows ads.

### Which is updated more often, IMA Sentinel or itimestamps?

IMA Sentinel ships an update monthly, and itimestamps every 17 months. Most recently, IMA Sentinel was updated on November 29, 2025 and itimestamps on October 25, 2026.

---

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