# Restraint Log vs Iron Mind

The clearest difference is in-app purchases: Iron Mind at none against Restraint Log's 4. Iron Mind also leads on update cadence (every 3 weeks vs every 4 months). Restraint Log's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Restraint Log sells 4 in-app purchases, starting at $0.99 per 7 days. Iron Mind asks for nothing beyond the download.

Restraint Log ships an update every 4 months, Iron Mind every 3 weeks. The most recent releases landed on October 28, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Restraint Log | Iron Mind |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 21 MB | 64 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Hangzhou Julin Technology Co., Ltd](https://appshunter.io/developer/1597551892) | [Radiance Okuzor](https://appshunter.io/developer/1329326945) |

## What reviewers say

### Restraint Log

[App page](https://appshunter.io/ios/app/restraint-log/id6759511223)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $0.99 | per 7 days |
| 月会员 | $1.99 | per month |
| 年会员 | $6.99 | per year |
| 永久会员 | $7.99 | one-time |


### Iron Mind

[App page](https://appshunter.io/ios/app/iron-mind-redemption-arc/id6760838649)

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

**In-app purchases:** none


## Frequently asked questions

### Is Restraint Log free?

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

### Is Iron Mind free?

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

### Do Restraint Log or Iron Mind have ads?

Neither Restraint Log nor Iron Mind shows ads.

### Which is updated more often, Restraint Log or Iron Mind?

Restraint Log ships an update every 4 months, and Iron Mind every 3 weeks. Most recently, Restraint Log was updated on October 28, 2026 and Iron Mind on October 13, 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.*