# Chain vs Mind Overclock

The clearest difference is in-app purchases: Chain at none against Mind Overclock's 1. Chain also leads on iOS requirement (14.0 vs 26.0). Mind Overclock's advantage is update cadence (every 3 days vs weekly). On price, ads and device support there is nothing between them.

Both are free to download. Mind Overclock sells 1 one-off in-app purchase. Chain asks for nothing beyond the download.

Chain ships an update weekly, Mind Overclock every 3 days. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Chain | Mind Overclock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mind-overclock/id6782475514/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 41 MB | 121 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [HOIN TECHNOLOGY CO ., LTD .](https://appshunter.io/developer/1566366629) | [SHIH-TA CHEN](https://appshunter.io/developer/6773010920) |

## What reviewers say

### Chain

[App page](https://appshunter.io/ios/app/chain-in/id6762069262)

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

**In-app purchases:** none


### Mind Overclock

[App page](https://appshunter.io/ios/app/mind-overclock/id6782475514)

Capture thoughts, moments, and important details effortlessly with an AI companion. Get timely nudges based on context and organize your life with personalized cards and reminders. Enjoy a private AI experience with optional on-device processing.

**Highlights:** Capture thoughts via text or voice, Save temporary thoughts with context, Store photos, links, and private items, Contextual reminders for time, place, and schedule, Track birthdays and create cards, Scan receipts, track spending, and set budgets, Pantry item tracking with expiry reminders, Interactive AI companion for focus and organization

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mira Full Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Chain free?

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

### Is Mind Overclock free?

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

### Do Chain or Mind Overclock have ads?

Neither Chain nor Mind Overclock shows ads.

### Which is updated more often, Chain or Mind Overclock?

Chain ships an update weekly, and Mind Overclock every 3 days. Most recently, Chain was updated on October 19, 2026 and Mind Overclock on October 18, 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.*