# Lean Work Sampling vs Red Green Analysis

The clearest difference is update cadence: Red Green Analysis at every 3 weeks against Lean Work Sampling's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Lean Work Sampling sells 2 one-off in-app purchases and Red Green Analysis sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Lean Work Sampling ships an update every 3 months, Red Green Analysis every 3 weeks. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Lean Work Sampling | Red Green Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/red-green-analysis/id6443815658/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 119 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Herve Kasparian](https://appshunter.io/developer/1232851521) | [7-Shapes](https://appshunter.io/developer/1649551051) |

## What reviewers say

### Lean Work Sampling

[App page](https://appshunter.io/ios/app/lean-work-sampling-lean-tool/id1256690217)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Large Tip | $7.99 | one-time |


### Red Green Analysis

[App page](https://appshunter.io/ios/app/red-green-analysis/id6443815658)

Streamline waste elimination with this practical tool for analyzing, categorizing, and exporting Red/Green data directly from your phone. Save time on field analysis and reporting, simplifying your Lean process.

**Highlights:** Analyze Red/Green data, Categorize waste, Save analysis results, Export data, Field analysis simplification, Lean process support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month subscription 7Shapes | $2.99 | per month |
| 1 Year subscription of 7Shapes | $11.99 | per year |


## Frequently asked questions

### Is Lean Work Sampling free?

Lean Work Sampling is free to download, with in-app purchases available.

### Is Red Green Analysis free?

Red Green Analysis is free to download, with in-app purchases available.

### Do Lean Work Sampling or Red Green Analysis have ads?

Neither Lean Work Sampling nor Red Green Analysis shows ads.

### Which is updated more often, Lean Work Sampling or Red Green Analysis?

Lean Work Sampling ships an update every 3 months, and Red Green Analysis every 3 weeks. Most recently, Lean Work Sampling was updated on September 22, 2026 and Red Green Analysis on September 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.*