# BT TPMS vs TPMS Chart

The clearest difference is iOS requirement: BT TPMS at 8.0 against TPMS Chart's 15.6. On price, update cadence, ads and in-app purchases 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, TPMS Chart every 3 weeks. The most recent releases landed on September 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | BT TPMS | TPMS Chart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 7 MB | 52 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [如龙 谭](https://appshunter.io/developer/995236511) | [SYSGRATION](https://appshunter.io/developer/833548921) |

## What reviewers say

### BT TPMS

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

**Features:** macOS Compatibility

**In-app purchases:** none


### TPMS Chart

[App page](https://appshunter.io/ios/app/tpms-chart/id1468856989)

**In-app purchases:** none


## Frequently asked questions

### Is BT TPMS free?

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

### Is TPMS Chart free?

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

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

Neither BT TPMS nor TPMS Chart shows ads.

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

BT TPMS ships an update every 2 weeks, and TPMS Chart every 3 weeks. Most recently, BT TPMS was updated on September 18, 2026 and TPMS Chart on October 7, 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.*