# Techno Rainbow vs Exif Cleaner

The clearest difference is in-app purchases: Techno Rainbow at none against Exif Cleaner's 3. Exif Cleaner's advantage is update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Exif Cleaner sells 3 in-app purchases, starting at $1.99 per month. Techno Rainbow asks for nothing beyond the download.

Techno Rainbow ships an update every 2 months, Exif Cleaner every 3 weeks. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Techno Rainbow | Exif Cleaner |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 53 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen Lenze Technology Co,.Ltd.](https://appshunter.io/developer/1190864538) | [VADYM ARASHUKOV](https://appshunter.io/developer/1883972016) |

## What reviewers say

### Techno Rainbow

[App page](https://appshunter.io/ios/app/techno-rainbow/id6453409883)

Control your car's interior lighting and air freshening systems. Customize lighting modes, colors, and brightness, and manage scent intensity and air purification for a personalized driving experience.

**Highlights:** Car interior lighting control, Customizable lighting modes and colors, Rainbow lighting effect, Music synchronization for lighting, Air freshening and ionization control, Adjustable scent intensity

**In-app purchases:** none


### Exif Cleaner

[App page](https://appshunter.io/ios/app/exif-cleaner-remove-metadata/id6760340208)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $1.99 | per month |
| PRO yearly | $7.99 | per year |
| PRO Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Techno Rainbow free?

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

### Is Exif Cleaner free?

Exif Cleaner is free to download, with in-app purchases available.

### Do Techno Rainbow or Exif Cleaner have ads?

Neither Techno Rainbow nor Exif Cleaner shows ads.

### Which is updated more often, Techno Rainbow or Exif Cleaner?

Techno Rainbow ships an update every 2 months, and Exif Cleaner every 3 weeks. Most recently, Techno Rainbow was updated on October 1, 2026 and Exif Cleaner on October 6, 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.*