# All Documents Viewer & Reader vs ThinkMap

The clearest difference is in-app purchases: All Documents Viewer & Reader at none against ThinkMap's 1. ThinkMap's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ThinkMap sells 1 in-app purchase, starting at $1.99 per month. All Documents Viewer & Reader asks for nothing beyond the download.

All Documents Viewer & Reader ships an update every 5 months, ThinkMap every 3 weeks. The most recent releases landed on August 18, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | All Documents Viewer & Reader | ThinkMap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/thinkmap-ai-problem-solver/id6754587551/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 60 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Constantin-Vlad Carasevici](https://appshunter.io/developer/1845430122) | [Rinith Binny](https://appshunter.io/developer/1565917805) |

## What reviewers say

### All Documents Viewer & Reader

[App page](https://appshunter.io/ios/app/all-documents-viewer-and-reader/id6753880254)

**In-app purchases:** none


### ThinkMap

[App page](https://appshunter.io/ios/app/thinkmap-ai-problem-solver/id6754587551)

This AI-powered app helps you solve problems and understand complex ideas through visual thinking. It generates decision trees and mind maps to break down dilemmas, analyze topics, and plan projects. Turn confusion into clarity with structured AI logic and interactive visual tools.

**Highlights:** AI-powered problem-solving, Decision tree generator, Mind map creator, Visual thinking tools, Interactive maps, Offline access

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Pass | $1.99 | per month |


## Frequently asked questions

### Is All Documents Viewer & Reader free?

All Documents Viewer & Reader is free to download, with no in-app purchases.

### Is ThinkMap free?

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

### Do All Documents Viewer & Reader or ThinkMap have ads?

Neither All Documents Viewer & Reader nor ThinkMap shows ads.

### Which is updated more often, All Documents Viewer & Reader or ThinkMap?

All Documents Viewer & Reader ships an update every 5 months, and ThinkMap every 3 weeks. Most recently, All Documents Viewer & Reader was updated on August 18, 2026 and ThinkMap on June 10, 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.*