# Tire PSI vs Scanflow

The clearest difference is ads: Scanflow at none against Tire PSI's shown. Scanflow also leads on update cadence (every 2 months vs every 67 months) and iOS requirement (13.0 vs 16.4). On price, 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.

Tire PSI ships an update every 67 months, Scanflow every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Tire PSI | Scanflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/tire-psi/id1031074212/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 67 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 62 MB | 174 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [asaf bendor](https://appshunter.io/developer/546495912) | [Scanflow private limited](https://appshunter.io/developer/1672287256) |

## What reviewers say

### Tire PSI

[App page](https://appshunter.io/ios/app/tire-psi/id1031074212)

Find the ideal tire pressure for your car with this easy-to-use utility. Simply select your car's manufacturer, model, and tire size to get recommended front and rear tire pressures. Save your car's details for future reference.

**Highlights:** Find ideal tire pressure, Select car manufacturer, Select car model, Select tire size, Save car details, User-friendly interface

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

**In-app purchases:** none


### Scanflow

[App page](https://appshunter.io/ios/app/scanflow/id1672287193)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tire PSI free?

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

### Is Scanflow free?

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

### Do Tire PSI or Scanflow have ads?

Tire PSI shows ads; Scanflow does not.

### Which is updated more often, Tire PSI or Scanflow?

Tire PSI ships an update every 67 months, and Scanflow every 2 months. Most recently, Tire PSI was updated on October 24, 2026 and Scanflow on October 27, 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.*