# TPMS Chart vs Plus

The clearest difference is price: TPMS Chart at Free against Plus's $0.49. Plus's advantage is update cadence (every 9 days vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

TPMS Chart is free to download; Plus costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

TPMS Chart ships an update every 3 weeks, Plus every 9 days. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | TPMS Chart | Plus |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | — | Paid |
| Size | 52 MB | 18 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SYSGRATION](https://appshunter.io/developer/833548921) | [Hidenori Nakashima](https://appshunter.io/developer/1566865415) |

## What reviewers say

### TPMS Chart

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

**In-app purchases:** none


### Plus

[App page](https://appshunter.io/ios/app/plus-sizing-tire-pressure-pro/id1566865413)

This app helps you determine the correct tire pressure for your vehicle based on various international standards. It supports multiple pressure units and highlights the benefits of proper inflation for performance, safety, and fuel efficiency.

**Highlights:** Selectable tire standards (XL, RFD, ETRTO, TRA, JATMA), Switchable pressure units (kPa, bar, kg/cm2, psi), Benefits of correct tire pressure explained, Guidance on checking tire pressure frequency, Supports iPhone and iPad

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

**In-app purchases:** none


## Frequently asked questions

### Is TPMS Chart free?

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

### Is Plus free?

Plus costs $0.49, with no in-app purchases.

### Do TPMS Chart or Plus have ads?

Neither TPMS Chart nor Plus shows ads.

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

TPMS Chart ships an update every 3 weeks, and Plus every 9 days. Most recently, TPMS Chart was updated on September 19, 2026 and Plus on September 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.*