# PhonoPaper vs Kinetic.FM

The clearest difference is in-app purchases: PhonoPaper at none against Kinetic.FM's 5. PhonoPaper also leads on iOS requirement (12.0 vs 15.0). Kinetic.FM's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Kinetic.FM sells 5 in-app purchases, starting at $5.00 per month. PhonoPaper asks for nothing beyond the download.

PhonoPaper ships an update every 4 months, Kinetic.FM every 3 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PhonoPaper | Kinetic.FM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (45 ratings)](https://appshunter.io/ios/app/phonopaper/id865947553/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 82.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 4 MB | 30 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Zolotov](https://appshunter.io/developer/324462547) | [RXDIO Nevada LLC](https://appshunter.io/developer/6789378837) |

## What reviewers say

### PhonoPaper

[App page](https://appshunter.io/ios/app/phonopaper/id865947553)

This app decodes images containing encoded sound, allowing you to play back audio embedded within visual patterns. You can also record your own sounds and convert them into these unique visual codes. It's designed for creative audio messaging and artistic expression.

**Highlights:** Decode images with encoded sound, Create sound codes from recordings, Offline decoding capability, Analogue code for distortion resilience, Real-time, hand-controlled playback, Draw codes for unique sounds

**Features:** macOS Compatibility

**In-app purchases:** none


### Kinetic.FM

[App page](https://appshunter.io/ios/app/kineticfm/id6789378835)

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Level 5 | $5.00 | per month |
| Level 10 | $10.00 | per month |
| Level 20 | $20.00 | per month |
| Level 50 | $50.00 | per month |
| Level 100 | $100.00 | per month |


## Frequently asked questions

### Is PhonoPaper free?

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

### Is Kinetic.FM free?

Kinetic.FM is free to download, with in-app purchases available.

### Do PhonoPaper or Kinetic.FM have ads?

Neither PhonoPaper nor Kinetic.FM shows ads.

### Which is updated more often, PhonoPaper or Kinetic.FM?

PhonoPaper ships an update every 4 months, and Kinetic.FM every 3 weeks. Most recently, PhonoPaper was updated on October 14, 2026 and Kinetic.FM on October 8, 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.*