# Speech Jammer vs Reverse Singing

The clearest difference is in-app purchases: Speech Jammer at none against Reverse Singing's 1. Speech Jammer also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.0). Reverse Singing's advantage is update cadence (daily vs every 7 months). On price and device support there is nothing between them.

Both are free to download. Reverse Singing sells 1 one-off in-app purchase. Speech Jammer asks for nothing beyond the download.

Speech Jammer ships an update every 7 months, Reverse Singing daily. The most recent releases landed on October 5, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Speech Jammer | Reverse Singing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Daily** |
| Size | 19 MB | 14 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Writecream](https://appshunter.io/developer/1633791590) | [Arya Mohajer](https://appshunter.io/developer/1802980748) |

## What reviewers say

### Speech Jammer

[App page](https://appshunter.io/ios/app/speech-jammer-delay-effect/id6755513989)

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

**In-app purchases:** none


### Reverse Singing

[App page](https://appshunter.io/ios/app/reverse-singing-voice-fun/id6759166751)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reverse Audio Pro | $1.99 | one-time |


## Frequently asked questions

### Is Speech Jammer free?

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

### Is Reverse Singing free?

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

### Do Speech Jammer or Reverse Singing have ads?

Reverse Singing shows ads; Speech Jammer does not.

### Which is updated more often, Speech Jammer or Reverse Singing?

Speech Jammer ships an update every 7 months, and Reverse Singing daily. Most recently, Speech Jammer was updated on October 5, 2026 and Reverse Singing on September 29, 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.*