# Chip tuning vs Stamp Identifier Value & Worth

The clearest difference is in-app purchases: Chip tuning at none against Stamp Identifier Value & Worth's 2. Chip tuning also leads on device support (3 vs 1) and iOS requirement (8.0 vs 26.0). On price and ads there is nothing between them.

Both are free to download. Stamp Identifier Value & Worth sells 2 in-app purchases, starting at $4.99 per 7 days. Chip tuning asks for nothing beyond the download.

## The numbers

| Metric | Chip tuning | Stamp Identifier Value & Worth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chip-tuning/id423382944/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 36 months | — |
| Monetization | Free | — |
| Size | 30 MB | 21 MB |
| Requires iOS | **8.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AVD TURBO SRL](https://appshunter.io/developer/480602861) | [Krzysztof Werys](https://appshunter.io/developer/1707120526) |

## What reviewers say

### Chip tuning

[App page](https://appshunter.io/ios/app/chip-tuning/id423382944)

Access a database of car models to find specific power increases and pricing for optimized software. Features include a comprehensive database, an FAQ section, contact information, and a news feed. This application is available for free.

**Highlights:** Chip tuning database, Power increase per model, Optimized software pricing, FAQ section, Contact options, News section

**Features:** macOS Compatibility

**In-app purchases:** none


### Stamp Identifier Value & Worth

[App page](https://appshunter.io/ios/app/stamp-identifier-value-and-worth/id6756492853)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Chip tuning free?

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

### Is Stamp Identifier Value & Worth free?

Stamp Identifier Value & Worth is free to download, with in-app purchases available.

### Do Chip tuning or Stamp Identifier Value & Worth have ads?

Neither Chip tuning nor Stamp Identifier Value & Worth shows ads.

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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.*