# Lean Work Sampling vs Gemba Walk AI

The clearest difference is in-app purchases: Gemba Walk AI at none against Lean Work Sampling's 2. Gemba Walk AI also leads on update cadence (monthly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lean Work Sampling sells 2 one-off in-app purchases. Gemba Walk AI asks for nothing beyond the download.

Lean Work Sampling ships an update every 3 months, Gemba Walk AI monthly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Lean Work Sampling | Gemba Walk AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 5 MB | 39 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Herve Kasparian](https://appshunter.io/developer/1232851521) | [Ivan Carillo](https://appshunter.io/developer/6779754225) |

## 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 |


### Gemba Walk AI

[App page](https://appshunter.io/ios/app/gemba-walk-ai/id6779754223)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lean Work Sampling free?

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

### Is Gemba Walk AI free?

Gemba Walk AI is free to download, with no in-app purchases.

### Do Lean Work Sampling or Gemba Walk AI have ads?

Neither Lean Work Sampling nor Gemba Walk AI shows ads.

### Which is updated more often, Lean Work Sampling or Gemba Walk AI?

Lean Work Sampling ships an update every 3 months, and Gemba Walk AI monthly. Most recently, Lean Work Sampling was updated on October 9, 2026 and Gemba Walk AI on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*