# mmmBook vs StackWise

The clearest difference is in-app purchases: mmmBook at none against StackWise's 2. mmmBook also leads on update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. StackWise sells 2 in-app purchases, starting at $4.99 per month. mmmBook asks for nothing beyond the download.

mmmBook ships an update every 9 days, StackWise every 2 months. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | mmmBook | StackWise |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Size | 24 MB | 36 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [mmmEat](https://appshunter.io/developer/1643696843) | [Aliaksandr Liubchanka](https://appshunter.io/developer/1435734178) |

## What reviewers say

### mmmBook

[App page](https://appshunter.io/ios/app/mmmbook/id1643696841)

**In-app purchases:** none


### StackWise

[App page](https://appshunter.io/ios/app/stackwise-supplement-planner/id6760896206)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $4.99 | per month |
| Premium (Annual) | $29.99 | per year |


## Frequently asked questions

### Is mmmBook free?

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

### Is StackWise free?

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

### Do mmmBook or StackWise have ads?

Neither mmmBook nor StackWise shows ads.

### Which is updated more often, mmmBook or StackWise?

mmmBook ships an update every 9 days, and StackWise every 2 months. Most recently, mmmBook was updated on September 27, 2026 and StackWise on September 28, 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.*