# Mind Mapping vs Ruler ++

The clearest difference is review sentiment: Mind Mapping at 76% against Ruler ++'s 15%. Mind Mapping also leads on rating (4.4 vs 3.5) and update cadence (monthly vs every 5 months). Ruler ++'s advantage is iOS requirement (8.0 vs 18.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Mind Mapping sells 10 in-app purchases, starting at $7.49 per month and Ruler ++ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Mind Mapping holds the better App Store score, 4.4 against 3.5. Both are backed by a comparable volume of ratings — 1.3K and 934 respectively. Written reviews point the same way: 76% of Mind Mapping's written reviews are positive against 15% of Ruler ++'s.

Mind Mapping ships an update monthly, Ruler ++ every 5 months. The most recent releases landed on September 27, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Mind Mapping | Ruler ++ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.3K ratings)](https://appshunter.io/ios/app/mind-mapping-mindmeister/id381073026/reviews)** | [3.5 (934 ratings)](https://appshunter.io/ios/app/ruler-plus-plus/id381682088/reviews) |
| Number of ratings | **1.3K** | 934 |
| Positive reviews | **76.1% of reviews** | 14.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 38 MB | 17 MB |
| Requires iOS | 18.0 | **8.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MeisterLabs](https://appshunter.io/developer/291226778) | [Fapps World et Cie S.E.C.S.](https://appshunter.io/developer/881437066) |

## What reviewers say

### Mind Mapping

[App page](https://appshunter.io/ios/app/mind-mapping-mindmeister/id381073026)

Organize, prioritize, and generate new thoughts with a powerful mobile mind mapping tool. Seamlessly sync your creations with an online account and collaborate in real-time. Offers free basic features and premium plans for advanced functionality.

**Highlights:** Create mind maps, Sync with online account, Multi-touch support, Add icons, colors, and themes, View and edit notes, links, tasks, Real-time collaboration, Export maps

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Personal Subscription | $7.49 | per month |
| Monthly Personal Trial | $7.49 | per month |
| Monthly Personal Subscription | $7.49 | per month |
| Pro | $12.49 | per month |
| Monthly Pro Subscription | $12.49 | per month |
| Pro | $12.49 | per month |
| Yearly Personal Subscription | $78.00 | per year |
| Yearly Personal Subscription | $78.00 | per year |
| Pro | $125.99 | per year |
| Yearly Pro Subscription | $125.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 🚀 Intuitive interface
- 🚀 Helpful for brainstorming and organizing ideas
- 🚀 Cross-platform functionality
- 🚀 Useful for personal and professional use

**What reviewers complain about**

- 🐛 Buggy, crashes frequently
- 🐛 Syncing and compatibility issues between mobile and web versions
- 💰 Expensive subscription model, limited free features
- 🔒 Concerns about data privacy and inability to export maps
- 🔧 Lack of customization options and advanced features

**Reported bugs**

- Inability to edit initial topic
- Disappearing text and formatting issues
- Blank screens and crashes when adding new elements
- Synchronization problems between devices

**Requested features**

- Offline mode
- More customization options for maps
- Improved collaboration and sharing features
- Better integration with other productivity apps
- Support for handwritten notes and drawings


### Ruler ++

[App page](https://appshunter.io/ios/app/ruler-plus-plus/id381682088)

This app allows you to measure lengths accurately in both inches and centimeters. It provides a simple and straightforward tool for quick measurements.

**Highlights:** Measure in inches, Measure in centimeters, Accurate length measurement, Simple interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advertisement-free upgrade | $0.99 | one-time |

**What reviewers like**

- 👍 Simple and quick to use
- 👍 Includes both metric and Imperial measures
- 🚀 Great for wanting to measure displayed length

**What reviewers complain about**

- 🐛 Measurements are not accurate
- 🐛 Ruler not matching real-world measurements
- 🐛 Ruler not scaling properly on different devices
- 🔋 Ads make it impossible to use
- 🔋 Constant, intrusive ads

**Reported bugs**

- Ruler markings are incorrect
- Ruler not displaying full length on screen
- Incompatible with newer iPhone models

**Requested features**

- Add ability to calibrate ruler for different devices
- Improve accuracy of measurements
- Reduce or remove ads


## Frequently asked questions

### Is Mind Mapping free?

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

### Is Ruler ++ free?

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

### Which has better reviews, Mind Mapping or Ruler ++?

Mind Mapping is rated higher. Mind Mapping averages 4.4 out of 5 from 1.3K ratings, while Ruler ++ averages 3.5 from 934 ratings.

### Do Mind Mapping or Ruler ++ have ads?

Neither Mind Mapping nor Ruler ++ shows ads.

### Which is updated more often, Mind Mapping or Ruler ++?

Mind Mapping ships an update monthly, and Ruler ++ every 5 months. Most recently, Mind Mapping was updated on September 27, 2026 and Ruler ++ on September 26, 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.*