# Memory Vault Plus vs Headroom ~ Know Your AI Limits

The clearest difference is in-app purchases: Memory Vault Plus at none against Headroom ~ Know Your AI Limits's 1. Headroom ~ Know Your AI Limits's advantage is update cadence (every 5 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Headroom ~ Know Your AI Limits sells 1 one-off in-app purchase. Memory Vault Plus asks for nothing beyond the download.

Memory Vault Plus ships an update every 5 weeks, Headroom ~ Know Your AI Limits every 5 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Memory Vault Plus | Headroom ~ Know Your AI Limits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (8 ratings)](https://appshunter.io/ios/app/memory-vault-plus/id1595172308/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 6 MB | 10 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Cinnamon Mobile LLC](https://appshunter.io/developer/473206444) | [Exevio Ltd.](https://appshunter.io/developer/863028769) |

## What reviewers say

### Memory Vault Plus

[App page](https://appshunter.io/ios/app/memory-vault-plus/id1595172308)

Create your personal database to store and retrieve any information you might forget. This app helps you instantly recall names, birthdays, movies, and more by linking items with keywords and hints.

**Highlights:** Personal database creation, Keyword and hint association, Instant information retrieval, Recall forgotten names and facts, Organize personal memories

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Headroom ~ Know Your AI Limits

[App page](https://appshunter.io/ios/app/headroom-know-your-ai-limits/id6806870455)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Memory Vault Plus free?

Memory Vault Plus is free to download, with no in-app purchases.

### Is Headroom ~ Know Your AI Limits free?

Headroom ~ Know Your AI Limits is free to download, with in-app purchases available.

### Do Memory Vault Plus or Headroom ~ Know Your AI Limits have ads?

Neither Memory Vault Plus nor Headroom ~ Know Your AI Limits shows ads.

### Which is updated more often, Memory Vault Plus or Headroom ~ Know Your AI Limits?

Memory Vault Plus ships an update every 5 weeks, and Headroom ~ Know Your AI Limits every 5 days. Most recently, Memory Vault Plus was updated on October 24, 2026 and Headroom ~ Know Your AI Limits on October 15, 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.*