# Memory SoundX | Brain Training vs LAVUS

The clearest difference is in-app purchases: LAVUS at none against Memory SoundX | Brain Training's 3. LAVUS also leads on iOS requirement (13.0 vs 15.6). Memory SoundX | Brain Training's advantage is update cadence (every 3 weeks vs every 20 months). On price, ads and device support there is nothing between them.

Both are free to download. Memory SoundX | Brain Training sells 3 in-app purchases, starting at $1.99 per month. LAVUS asks for nothing beyond the download.

Memory SoundX | Brain Training ships an update every 3 weeks, LAVUS every 20 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | Memory SoundX | Brain Training | LAVUS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/memory-soundx-brain-training/id979287610/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 20 months |
| Monetization | Free | — |
| Size | 5 MB | 34 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Central Domains LLC](https://appshunter.io/developer/1896329345) | [Chongqing Roblink Technology Co., Ltd.](https://appshunter.io/developer/1602774014) |

## What reviewers say

### Memory SoundX | Brain Training

[App page](https://appshunter.io/ios/app/memory-soundx-brain-training/id979287610)

This app offers a focused daily brain exercise by pairing distinct tones with vibrant colors. It engages auditory and visual memory to improve attention, recall, and cognitive resilience through a simple pattern repetition game.

**Highlights:** Auditory and visual memory training, Pattern recognition exercises, Daily cognitive challenges, Global leaderboards, No account required, Focus on attention and recall

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly. | $1.99 | per month |
| Pro Annual. | $4.99 | per year |
| Memory SoundX Pro — Lifetime. | $9.99 | one-time |


### LAVUS

[App page](https://appshunter.io/ios/app/lavus/id1658245214)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Memory SoundX | Brain Training free?

Memory SoundX | Brain Training is free to download, with in-app purchases available.

### Is LAVUS free?

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

### Do Memory SoundX | Brain Training or LAVUS have ads?

Neither Memory SoundX | Brain Training nor LAVUS shows ads.

### Which is updated more often, Memory SoundX | Brain Training or LAVUS?

Memory SoundX | Brain Training ships an update every 3 weeks, and LAVUS every 20 months. Most recently, Memory SoundX | Brain Training was updated on October 7, 2026 and LAVUS on October 7, 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.*