# SOL.AR.IS vs Reverse Audio

The clearest difference is in-app purchases: SOL.AR.IS at none against Reverse Audio's 3. SOL.AR.IS also leads on ads (none vs shown) and update cadence (fortnightly vs monthly). On price and iOS requirement there is nothing between them.

Both are free to download. Reverse Audio sells 3 in-app purchases, starting at $0.99 per 7 days. SOL.AR.IS asks for nothing beyond the download.

SOL.AR.IS ships an update fortnightly, Reverse Audio monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SOL.AR.IS | Reverse Audio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (23 ratings)](https://appshunter.io/ios/app/reverse-audio-sing-voices/id6751771975/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 477 MB | 88 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fundacja Photon](https://appshunter.io/developer/1482755267) | [Fabulous Apps LLC](https://appshunter.io/developer/1830879287) |

## What reviewers say

### SOL.AR.IS

[App page](https://appshunter.io/ios/app/solaris/id1534482751)

**Features:** macOS Compatibility

**In-app purchases:** none


### Reverse Audio

[App page](https://appshunter.io/ios/app/reverse-audio-sing-voices/id6751771975)

Record or import audio and instantly play it backward. Enhance your sound with effects like pitch shifts, echo, and speed control. Perfect for pranks, music remixes, and creative sound design.

**Highlights:** Record live audio, Import audio files, Instant sound reversal, Pitch shift effects, Echo and speed control, Easy sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $0.99 | per 7 days |
| Annual Premium | $14.99 | per year |
| Lifetime Plan | $29.99 | one-time |


## Frequently asked questions

### Is SOL.AR.IS free?

SOL.AR.IS is free to download, with no in-app purchases.

### Is Reverse Audio free?

Reverse Audio is free to download, with in-app purchases available.

### Do SOL.AR.IS or Reverse Audio have ads?

Reverse Audio shows ads; SOL.AR.IS does not.

### Which is updated more often, SOL.AR.IS or Reverse Audio?

SOL.AR.IS ships an update fortnightly, and Reverse Audio monthly. Most recently, SOL.AR.IS was updated on November 3, 2026 and Reverse Audio on October 30, 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.*