# OTC Memo vs Mind Map Maker

The clearest difference is update cadence: OTC Memo at weekly against Mind Map Maker's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OTC Memo ships an update weekly, Mind Map Maker every 3 months. Both last shipped on October 17, 2026.

## The numbers

| Metric | OTC Memo | Mind Map Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.8 (4 ratings)](https://appshunter.io/ios/app/mind-map-maker-concept-map/id6760921110/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | — | Free |
| Size | 41 MB | 28 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Katsushi Kawamori](https://appshunter.io/developer/1771822715) | [Fenuku Kekeli](https://appshunter.io/developer/1822419894) |

## What reviewers say

### OTC Memo

[App page](https://appshunter.io/ios/app/otc-memo/id6751605864)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mind Map Maker

[App page](https://appshunter.io/ios/app/mind-map-maker-concept-map/id6760921110)

Organize thoughts, plan projects, and brainstorm ideas visually. Create clear mind maps to connect concepts, improve focus, and think more effectively. Features simple editing and an intuitive interface for quick idea expansion.

**Highlights:** Create mind maps easily, Visual idea organization, Add branches and nodes, Clean and intuitive interface, Brainstorming tool, Organize thoughts and concepts

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

**In-app purchases:** none


## Frequently asked questions

### Is OTC Memo free?

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

### Is Mind Map Maker free?

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

### Do OTC Memo or Mind Map Maker have ads?

Neither OTC Memo nor Mind Map Maker shows ads.

### Which is updated more often, OTC Memo or Mind Map Maker?

OTC Memo ships an update weekly, and Mind Map Maker every 3 months. Most recently, OTC Memo was updated on October 17, 2026 and Mind Map Maker on October 17, 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.*