# Sankey Diagram vs LeanFITT™ Pro

The clearest difference is price: LeanFITT™ Pro at Free against Sankey Diagram's $9.99. LeanFITT™ Pro also leads on rating (5.0 vs 4.3) and review sentiment (86% vs 44%). Sankey Diagram's advantage is update cadence (every 6 weeks vs every 18 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

LeanFITT™ Pro is free to download; Sankey Diagram costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LeanFITT™ Pro holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews point the same way: 44% of Sankey Diagram's written reviews are positive against 86% of LeanFITT™ Pro's.

Sankey Diagram ships an update every 6 weeks, LeanFITT™ Pro every 18 months. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Sankey Diagram | LeanFITT™ Pro |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/sankey-diagram/id866376517/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/leanfitt-pro/id1438963242/reviews)** |
| Number of ratings | 3 | **8** |
| Positive reviews | 44.4% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 18 months |
| Monetization | Paid | **Free** |
| Size | 1 MB | 28 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [squishLogic](https://appshunter.io/developer/353387502) | [MCS Media, Inc.](https://appshunter.io/developer/580374017) |

## What reviewers say

### Sankey Diagram

[App page](https://appshunter.io/ios/app/sankey-diagram/id866376517)

Create professional Sankey diagrams to visualize flows and proportions. Easily add sources, sinks, and edit elements interactively. Export your diagrams as PDF or PNG, or share editable files with other users.

**Highlights:** Interactive Sankey diagram creation, Adjustable flow sources and sinks, Node and flow editing, Color customization, Export to PDF and PNG, Shareable editable files, Import data from CSV

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

**In-app purchases:** none


### LeanFITT™ Pro

[App page](https://appshunter.io/ios/app/leanfitt-pro/id1438963242)

This app streamlines process improvement with AI-powered insights and gamified tracking. It offers intuitive Lean tools for individuals and teams to focus, involve, track, and transform workflows, fostering collaboration and growth.

**Highlights:** AI-powered insights, Gamified progress tracking, Intuitive Lean tools (A3, VSM, DMAIC), Quality tools (Fishbone, 5 Whys), Interactive learning and quizzes, Leaderboards and rewards, Kanban action board

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sankey Diagram free?

Sankey Diagram costs $9.99, with no in-app purchases.

### Is LeanFITT™ Pro free?

LeanFITT™ Pro is free to download, with no in-app purchases.

### Which has better reviews, Sankey Diagram or LeanFITT™ Pro?

LeanFITT™ Pro is rated higher. Sankey Diagram averages 4.3 out of 5 from 3 ratings, while LeanFITT™ Pro averages 5.0 from 8 ratings.

### Do Sankey Diagram or LeanFITT™ Pro have ads?

Neither Sankey Diagram nor LeanFITT™ Pro shows ads.

### Which is updated more often, Sankey Diagram or LeanFITT™ Pro?

Sankey Diagram ships an update every 6 weeks, and LeanFITT™ Pro every 18 months. Most recently, Sankey Diagram was updated on October 17, 2026 and LeanFITT™ Pro on October 9, 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.*