# SAIC TPMS vs Vigorplus TPMS

The clearest difference is update cadence: SAIC TPMS at every 2 months against Vigorplus TPMS's every 9 months. SAIC 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.

SAIC TPMS ships an update every 2 months, Vigorplus TPMS every 9 months. The most recent releases landed on September 10, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | SAIC TPMS | Vigorplus TPMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Size | 57 MB | 39 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SYSGRATION](https://appshunter.io/developer/833548921) | [JET Opto](https://appshunter.io/developer/956415819) |

## What reviewers say

### SAIC TPMS

[App page](https://appshunter.io/ios/app/saic-tpms/id1079768728)

**In-app purchases:** none


### Vigorplus TPMS

[App page](https://appshunter.io/ios/app/vigorplus-tpms/id6466265085)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SAIC TPMS free?

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

### Is Vigorplus TPMS free?

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

### Do SAIC TPMS or Vigorplus TPMS have ads?

Neither SAIC TPMS nor Vigorplus TPMS shows ads.

### Which is updated more often, SAIC TPMS or Vigorplus TPMS?

SAIC TPMS ships an update every 2 months, and Vigorplus TPMS every 9 months. Most recently, SAIC TPMS was updated on September 10, 2026 and Vigorplus TPMS on May 19, 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.*