# Memo Forms vs SoundEcho

The clearest difference is ads: SoundEcho at none against Memo Forms's shown. SoundEcho also leads on update cadence (every 5 weeks vs every 10 months). Memo Forms's advantage is iOS requirement (12.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Memo Forms sells 1 one-off in-app purchase and SoundEcho sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Memo Forms ships an update every 10 months, SoundEcho every 5 weeks. The most recent releases landed on September 14, 2026 and August 16, 2026 respectively.

## The numbers

| Metric | Memo Forms | SoundEcho |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/soundecho/id1639116371/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 14 MB | 7 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Sergi Palomares Redon](https://appshunter.io/developer/1460565445) | [Kristof Nijs](https://appshunter.io/developer/1608072573) |

## What reviewers say

### Memo Forms

[App page](https://appshunter.io/ios/app/memo-forms/id1541123322)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove advertisements | $6.99 | one-time |


### SoundEcho

[App page](https://appshunter.io/ios/app/soundecho/id1639116371)

A fun and accessible memory game using sound cues. Players match pairs of buttons that produce the same sound to clear the board. Supports multiple sound themes and player counts, with Game Center integration.

**Highlights:** Sound-based memory matching, VoiceOver accessibility, Animal and computer sound themes, Multiple difficulty levels (10, 15, 20 sounds), 2-4 player real-time multiplayer, Game Center integration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchasing the app | $4.49 | one-time |


## Frequently asked questions

### Is Memo Forms free?

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

### Is SoundEcho free?

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

### Do Memo Forms or SoundEcho have ads?

Memo Forms shows ads; SoundEcho does not.

### Which is updated more often, Memo Forms or SoundEcho?

Memo Forms ships an update every 10 months, and SoundEcho every 5 weeks. Most recently, Memo Forms was updated on September 14, 2026 and SoundEcho on August 16, 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.*