# PureFlow vs Flow Chart, Block Diagram

The clearest difference is rating: PureFlow at 4.7 against Flow Chart, Block Diagram's 2.8. PureFlow also leads on review sentiment (85% vs 44%) and in-app purchases (none vs 1). Flow Chart, Block Diagram's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 14.0). On price and ads there is nothing between them.

Both are free to download. Flow Chart, Block Diagram sells 1 one-off in-app purchase. PureFlow asks for nothing beyond the download.

PureFlow holds the better App Store score, 4.7 against 2.8. That said, the two scores are not equally well evidenced: PureFlow has 162 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 85% of PureFlow's written reviews are positive against 44% of Flow Chart, Block Diagram's.

PureFlow ships an update weekly, Flow Chart, Block Diagram monthly. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PureFlow | Flow Chart, Block Diagram |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (162 ratings)](https://appshunter.io/ios/app/pureflow/id600955222/reviews)** | [2.8 (11 ratings)](https://appshunter.io/ios/app/flow-chart-block-diagram/id1064421945/reviews) |
| Number of ratings | **162** | 11 |
| Positive reviews | **84.8% of reviews** | 44.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 68 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandr Kozlov](https://appshunter.io/developer/600955225) | [Evgeny Akinshin](https://appshunter.io/developer/954302707) |

## What reviewers say

### PureFlow

[App page](https://appshunter.io/ios/app/pureflow/id600955222)

Create professional flowcharts and diagrams with ease. Its intuitive interface is optimized for diagram editing, allowing for the rapid creation of visually appealing charts.

**Highlights:** Flowchart creation, Diagram editing, Intuitive interface, Fast diagram generation, Visually appealing charts

**In-app purchases:** none

**What reviewers like**

- 🚀 Intuitive and easy to use
- 👍 Produces clean and attractive flowcharts
- 🚀 Simple and straightforward
- 👍 Great for basic flowcharting needs
- 👍 Surprisingly powerful for a free app

**What reviewers complain about**

- 🐛 Occasional crashes or stability issues
- 🔧 Limited customization options
- 🔧 Inability to manipulate lines and arrows
- 🔧 Lack of export/sharing options without in-app purchase

**Reported bugs**

- Crashes on certain iOS versions
- Inability to save or export flowcharts
- Alignment issues with text and shapes

**Requested features**

- Ability to add images or custom shapes
- Improved text editing and formatting options
- Straight line/right angle connections
- Collaboration and real-time sharing features
- Improved export options (e.g. Dropbox, Google Drive)


### Flow Chart, Block Diagram

[App page](https://appshunter.io/ios/app/flow-chart-block-diagram/id1064421945)

Easily create complex flowcharts and diagrams on a tablet with an automatic layout algorithm and shape recognition. Design professional business graphics using a variety of smart shapes for different diagram types, then export your creations to multiple formats.

**Highlights:** Automatic layout algorithm, Hand-drawn shape recognition, Hundreds of pre-designed smart shapes, Support for BPMN 1.2 and 2.0, Export to PDF, PNG, JPEG, SVG, VDX, Dynamic grid

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium | $11.99 | one-time |


## Frequently asked questions

### Is PureFlow free?

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

### Is Flow Chart, Block Diagram free?

Flow Chart, Block Diagram is free to download, with in-app purchases available.

### Which has better reviews, PureFlow or Flow Chart, Block Diagram?

PureFlow is rated higher. PureFlow averages 4.7 out of 5 from 162 ratings, while Flow Chart, Block Diagram averages 2.8 from 11 ratings.

### Do PureFlow or Flow Chart, Block Diagram have ads?

Neither PureFlow nor Flow Chart, Block Diagram shows ads.

### Which is updated more often, PureFlow or Flow Chart, Block Diagram?

PureFlow ships an update weekly, and Flow Chart, Block Diagram monthly. Most recently, PureFlow was updated on October 21, 2026 and Flow Chart, Block Diagram on October 14, 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.*