# FlipVoice vs TimeTwin

The clearest difference is in-app purchases: TimeTwin at none against FlipVoice's 4. FlipVoice's advantage is iOS requirement (13.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FlipVoice sells 4 in-app purchases, starting at $4.99 per 7 days. TimeTwin asks for nothing beyond the download.

FlipVoice ships an update fortnightly, TimeTwin every 9 days. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | FlipVoice | TimeTwin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (6 ratings)](https://appshunter.io/ios/app/flipvoice-play-reverse-audio/id6751716460/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 150 MB | 52 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muzaffer Aras Karabiyikoglu](https://appshunter.io/developer/1446626360) | [Jonathan Laliberte](https://appshunter.io/developer/1863263718) |

## What reviewers say

### FlipVoice

[App page](https://appshunter.io/ios/app/flipvoice-play-reverse-audio/id6751716460)

Record your voice or any sound and instantly hear it played backward. This app is ideal for creating funny audio effects for pranks, challenges, or casual entertainment with friends. It offers a simple, user-friendly interface for quick and enjoyable audio manipulation.

**Highlights:** Record voice or sound, Play audio in reverse, Save reversed audio, Share reversed audio, Simple interface

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per 7 days |
| Premium | $12.99 | per month |
| Premium | $29.99 | per year |
| Lifetime Premium | $44.99 | one-time |


### TimeTwin

[App page](https://appshunter.io/ios/app/timetwin-1111-tracker/id6756852172)

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

**In-app purchases:** none


## Frequently asked questions

### Is FlipVoice free?

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

### Is TimeTwin free?

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

### Do FlipVoice or TimeTwin have ads?

Neither FlipVoice nor TimeTwin shows ads.

### Which is updated more often, FlipVoice or TimeTwin?

FlipVoice ships an update fortnightly, and TimeTwin every 9 days. Most recently, FlipVoice was updated on October 24, 2026 and TimeTwin on October 12, 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.*