QuantumReader vs Doodle Mind
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
QuantumReader
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QuantumReader uses the built-in camera to read QR codes and barcodes, automatically displaying websites and text in sequence. Easily browse through product catalogs and travel guides, which contain many QR codes. Scanned content can be shared using the standard sharing menu, such as copying or AirDrop. This app allows you to configure the following settings: - Rear camera or Front camera - Code detection (QR codes only / All detectable codes) - Automatically display websites - Automatically search for text - Display the status bar
Doodle Mind
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### Doodle Mind - Visualize Your Thoughts Naturally Doodle Mind is a unique hand-drawn style mind mapping application that perfectly combines traditional mind mapping with hand-drawn aesthetics, making your creative expression more natural and vivid. ### Key Features **Hand-Drawn Style** - Unique hand-drawn lines and node styles - Multiple hand-drawn templates available - Natural and smooth visual experience **Simple and Easy to Use** - Intuitive drag-and-drop operations - Quick node creation and editing - One-click save and export **Feature-Rich** - Various node shapes and colors - Customizable fonts and styles - Template library for quick start - Canvas zoom and pan - Undo/Redo functionality ### Use Cases - **Study Notes**: Organize classroom knowledge and build knowledge systems - **Project Planning**: Sort out project ideas and make action plans - **Brainstorming**: Record creative inspiration and spark thinking - **Meeting Minutes**: Quickly record key points with clear structure ### Why Choose Doodle Mind? Unlike traditional mind mapping tools, Doodle Mind uses a hand-drawn style design to make your mind maps look more vivid and interesting. Whether you are a student, professional, or creative worker, you can find a suitable way to organize your thoughts here. ### Privacy Protection We value your privacy and security. All data is stored locally on your device and is never uploaded to servers. You can use it with confidence without worrying about data breaches.
Screenshots
Verdict
The clearest difference is in-app purchases: Doodle Mind at none against QuantumReader's 1. Doodle Mind also leads on update cadence (every 2 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. QuantumReader sells 1 one-off in-app purchase. Doodle Mind asks for nothing beyond the download.
QuantumReader ships an update every 2 months, Doodle Mind every 2 days. The most recent releases landed on September 25, 2026 and September 29, 2026 respectively.
| Parameter | QuantumReader | Doodle Mind |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 days β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 16.6 | 15.1 β better |
| Further details β not scored | ||
| Size | 5 MB | 25 MB |
| Age rating | 17+ | 4+ |
| Developer | Masayuki Akamatsu | Guangzhou Youban Hudong Technology Co., Ltd. |
In-app purchases
QuantumReader
- Remove Ads$4.99
Doodle Mind
No in-app purchases
Questions
Is QuantumReader free?
Is Doodle Mind free?
Do QuantumReader or Doodle Mind have ads?
Which is updated more often, QuantumReader or Doodle Mind?
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