# BT TPMS vs Safe TPMS

The clearest difference is update cadence: BT TPMS at every 2 weeks against Safe TPMS's every 18 months. BT TPMS also leads on iOS requirement (8.0 vs 12.0). 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.

BT TPMS ships an update every 2 weeks, Safe TPMS every 18 months. The most recent releases landed on September 18, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | BT TPMS | Safe TPMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 18 months |
| Size | 7 MB | 32 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [如龙 谭](https://appshunter.io/developer/995236511) | [Shenzhen Jialihua Electronic Technology Co.,Ltd](https://appshunter.io/developer/1460105736) |

## What reviewers say

### BT TPMS

[App page](https://appshunter.io/ios/app/bt-tpms/id1281418348)

**Features:** macOS Compatibility

**In-app purchases:** none


### Safe TPMS

[App page](https://appshunter.io/ios/app/safe-tpms/id1644131593)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BT TPMS free?

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

### Is Safe TPMS free?

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

### Do BT TPMS or Safe TPMS have ads?

Neither BT TPMS nor Safe TPMS shows ads.

### Which is updated more often, BT TPMS or Safe TPMS?

BT TPMS ships an update every 2 weeks, and Safe TPMS every 18 months. Most recently, BT TPMS was updated on September 18, 2026 and Safe TPMS on May 17, 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.*