# MindFlow vs Quae

The clearest difference is in-app purchases: Quae at none against MindFlow's 3. Quae also leads on ads (none vs shown) and review sentiment (100% vs 69%). MindFlow's advantage is ratings volume (33 vs 11). On price, device support and iOS requirement there is nothing between them.

Both are free to download. MindFlow sells 3 one-off in-app purchases. Quae asks for nothing beyond the download.

Quae holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 33 and 11 respectively. Written reviews point the same way: 69% of MindFlow's written reviews are positive against 100% of Quae's.

MindFlow ships an update every 17 months, Quae every 3 weeks. The most recent releases landed on August 19, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | MindFlow | Quae |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (33 ratings)](https://appshunter.io/ios/app/mindflow-struct-flow-diagram/id1386620962/reviews) | **[4.6 (11 ratings)](https://appshunter.io/ios/app/quae/id1555653993/reviews)** |
| Number of ratings | **33** | 11 |
| Positive reviews | 68.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 17 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 29 MB |
| Requires iOS | **12.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Brown Bear Technology Co., LTD](https://appshunter.io/developer/480204138) | [Quae, Inc.](https://appshunter.io/developer/1555653995) |

## What reviewers say

### MindFlow

[App page](https://appshunter.io/ios/app/mindflow-struct-flow-diagram/id1386620962)

Easily create structure and flow diagrams with a simple interface. Edit branches, change shapes and themes, and export your creations. Cloud backup and sync across devices are also supported.

**Highlights:** Quick diagram building, Easy branch editing, Customizable branch shapes, Themable diagram interface, Cloud backup and sync, Export diagrams

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version (3 Months) | $2.99 | one-time |
| Pro Version for One Year | $6.99 | one-time |
| Pro Version Forever | $14.99 | one-time |


### Quae

[App page](https://appshunter.io/ios/app/quae/id1555653993)

Create and vote on petitions for your community, school, or workplace. Collaborate with others to voice your concerns and gain the attention of decision-makers. It's a platform for collective action and civic engagement.

**Highlights:** Create petitions, Vote on proposals, Community collaboration, Engage leaders, Civic action platform

**In-app purchases:** none


## Frequently asked questions

### Is MindFlow free?

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

### Is Quae free?

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

### Which has better reviews, MindFlow or Quae?

Quae is rated higher. MindFlow averages 4.4 out of 5 from 33 ratings, while Quae averages 4.6 from 11 ratings.

### Do MindFlow or Quae have ads?

MindFlow shows ads; Quae does not.

### Which is updated more often, MindFlow or Quae?

MindFlow ships an update every 17 months, and Quae every 3 weeks. Most recently, MindFlow was updated on August 19, 2026 and Quae on September 15, 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.*