# LeapTimer vs Tiantong Modem

The clearest difference is update cadence: Tiantong Modem at fortnightly against LeapTimer's every 2 months. Tiantong Modem also leads on iOS requirement (13.1 vs 15.6). 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.

LeapTimer ships an update every 2 months, Tiantong Modem fortnightly. Both last shipped on October 9, 2026.

## The numbers

| Metric | LeapTimer | Tiantong Modem |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 4 MB | 86 MB |
| Requires iOS | 15.6 | **13.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市天福惠波实业有限公司](https://appshunter.io/developer/1223227179) | [CHINA TELECOM Corporation Ltd.](https://appshunter.io/developer/513836032) |

## What reviewers say

### LeapTimer

[App page](https://appshunter.io/ios/app/leaptimer/id1223227180)

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

**In-app purchases:** none


### Tiantong Modem

[App page](https://appshunter.io/ios/app/tiantong-modem/id6578450401)

This satellite communication software allows you to stay connected via satellite links when cellular service is unavailable. It ensures safety and connectivity in remote areas without network infrastructure.

**Highlights:** Satellite communication, Offline connectivity, Remote area access, Safety features, Network independent

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

**In-app purchases:** none


## Frequently asked questions

### Is LeapTimer free?

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

### Is Tiantong Modem free?

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

### Do LeapTimer or Tiantong Modem have ads?

Neither LeapTimer nor Tiantong Modem shows ads.

### Which is updated more often, LeapTimer or Tiantong Modem?

LeapTimer ships an update every 2 months, and Tiantong Modem fortnightly. Most recently, LeapTimer was updated on October 9, 2026 and Tiantong Modem on October 9, 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.*