# Paint Play vs SignalProof

The clearest difference is update cadence: SignalProof at every 3 weeks against Paint Play's every 7 months. 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.

Paint Play ships an update every 7 months, SignalProof every 3 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Paint Play | SignalProof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/signalproof-tone-generator/id6785174973/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [WeiRong Yu](https://appshunter.io/developer/741249888) | [Borealbit Technology Limited](https://appshunter.io/developer/1808424081) |

## What reviewers say

### Paint Play

[App page](https://appshunter.io/ios/app/paint-play/id6760987155)

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

**In-app purchases:** none


### SignalProof

[App page](https://appshunter.io/ios/app/signalproof-tone-generator/id6785174973)

Generate controlled audio signals for repeatable speaker, room, and sound meter checks. Save setups and results for easy comparison. Ideal for practical audio testing without ads or accounts.

**Highlights:** Sine tones and noise generation, Frequency sweeps, Left, right, or stereo output, dBFS level control, Save test sessions and presets, Export PDF reports, Local-first design, no account needed

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

**In-app purchases:** none


## Frequently asked questions

### Is Paint Play free?

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

### Is SignalProof free?

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

### Do Paint Play or SignalProof have ads?

Neither Paint Play nor SignalProof shows ads.

### Which is updated more often, Paint Play or SignalProof?

Paint Play ships an update every 7 months, and SignalProof every 3 weeks. Most recently, Paint Play was updated on November 9, 2026 and SignalProof on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*