# Sentarm vs 奇安信天守

The clearest difference is in-app purchases: 奇安信天守 at none against Sentarm's 4. 奇安信天守 also leads on iOS requirement (17.0 vs 26.0). Sentarm's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Sentarm sells 4 one-off in-app purchases. 奇安信天守 asks for nothing beyond the download.

Sentarm ships an update weekly, 奇安信天守 every 3 weeks. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sentarm | 奇安信天守 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/sentarm/id6747161489/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 37 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [永康 梁](https://appshunter.io/developer/1789349442) | [legendsec](https://appshunter.io/developer/715319718) |

## What reviewers say

### Sentarm

[App page](https://appshunter.io/ios/app/sentarm/id6747161489)

This smart alarm assistant simplifies setting alarms for complex and rotating schedules. It offers holiday recognition, custom calendars, and a minimalist interface for ease of use. Widgets, dark mode, and multi-language support enhance the user experience.

**Highlights:** Customizable work schedule alarms, Automatic holiday and special date skipping, Multiple regional and custom calendars, Convenient alarm and calendar widgets, Dark mode and multi-language support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Sound | Free | one-time |
| Custom Calendar | $0.99 | one-time |
| Widgets | $0.99 | one-time |
| Missions | $1.99 | one-time |


### 奇安信天守

[App page](https://appshunter.io/ios/app/id6779464240)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sentarm free?

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

### Is 奇安信天守 free?

奇安信天守 is free to download, with no in-app purchases.

### Do Sentarm or 奇安信天守 have ads?

Neither Sentarm nor 奇安信天守 shows ads.

### Which is updated more often, Sentarm or 奇安信天守?

Sentarm ships an update weekly, and 奇安信天守 every 3 weeks. Most recently, Sentarm was updated on October 23, 2026 and 奇安信天守 on October 16, 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.*