# Reverse Audio Play：67Flex Song vs Reverse Singing Challengeㅤ

The clearest difference is iOS requirement: Reverse Singing Challengeㅤ at 16.0 against Reverse Audio Play：67Flex Song's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Reverse Audio Play：67Flex Song sells 2 in-app purchases, starting at $1.99 per 7 days and Reverse Singing Challengeㅤ sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Reverse Audio Play：67Flex Song | Reverse Singing Challengeㅤ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/reverse-singing-challenge/id6759217906/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 months |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 4 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yelyzaveta Kosheva](https://appshunter.io/developer/1819045261) | [Vitalii Korol](https://appshunter.io/developer/1855105263) |

## What reviewers say

### Reverse Audio Play：67Flex Song

[App page](https://appshunter.io/ios/app/reverse-audio-play67flex-song/id6758604186)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Yearly | $39.99 | per year |


### Reverse Singing Challengeㅤ

[App page](https://appshunter.io/ios/app/reverse-singing-challenge/id6759217906)

Record your voice or any sound and instantly play it backward. This app is ideal for participating in the reverse singing challenge, conducting fun audio experiments, and sharing unique sound clips.

**Highlights:** Record voice and sounds, Play audio in reverse, Listen to original and reversed playback, Share recordings, Simple and fast interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription Trial | $4.99 | per 7 days |
| Yearly subscription -70% | $8.99 | per year |
| Yearly subscription | $29.99 | per year |


## Frequently asked questions

### Is Reverse Audio Play：67Flex Song free?

Reverse Audio Play：67Flex Song is free to download, with in-app purchases available.

### Is Reverse Singing Challengeㅤ free?

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

### Do Reverse Audio Play：67Flex Song or Reverse Singing Challengeㅤ have ads?

Neither Reverse Audio Play：67Flex Song nor Reverse Singing Challengeㅤ 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.*