# Speech Jammer vs Memory Master

The clearest difference is update cadence: Memory Master at every 3 days against Speech Jammer's every 3 weeks. Memory Master also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Speech Jammer sells 1 in-app purchase, starting at $19.00 per year and Memory Master sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Speech Jammer ships an update every 3 weeks, Memory Master every 3 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Speech Jammer | Memory Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (62 ratings)](https://appshunter.io/ios/app/speech-jammer-voice-delay-app/id6747054266/reviews)** | — |
| Number of ratings | **62** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 64 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ryo mishima](https://appshunter.io/developer/1635107987) | [Hong Wang Kenny LOI](https://appshunter.io/developer/1870466132) |

## What reviewers say

### Speech Jammer

[App page](https://appshunter.io/ios/app/speech-jammer-voice-delay-app/id6747054266)

This app creates an instant audio feedback loop by delaying your voice, making it difficult to speak fluently. It's a unique and hilarious experience perfect for pranks, brain challenges, and entertainment on the go.

**Highlights:** Instant audio feedback loop, Adjustable delay time (50-500ms), Control output volume, Fine-tune input sensitivity, Toggle headphone/speaker output, Hilarious pranks and challenges

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan (Yearly) | $19.00 | per year |


### Memory Master

[App page](https://appshunter.io/ios/app/memory-master-pattern-quest/id6758033684)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Coins | $0.99 | one-time |
| 500 Coins | $2.99 | one-time |
| 1000 Coins | $4.99 | one-time |
| 5000 Coins | $9.99 | one-time |


## Frequently asked questions

### Is Speech Jammer free?

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

### Is Memory Master free?

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

### Do Speech Jammer or Memory Master have ads?

Both Speech Jammer and Memory Master show ads.

### Which is updated more often, Speech Jammer or Memory Master?

Speech Jammer ships an update every 3 weeks, and Memory Master every 3 days. Most recently, Speech Jammer was updated on November 5, 2026 and Memory Master on November 5, 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.*