# LSSI vs Lean Management Toolbox

The clearest difference is update cadence: LSSI at fortnightly against Lean Management Toolbox's every 2 months. Lean Management Toolbox's advantage is iOS requirement (13.0 vs 15.5). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. LSSI sells 8 in-app purchases, starting at $9.99 per month and Lean Management Toolbox sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for LSSI against 5.0 for Lean Management Toolbox. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

LSSI ships an update fortnightly, Lean Management Toolbox every 2 months. The most recent releases landed on October 5, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | LSSI | Lean Management Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/lssi/id1615149540/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/lean-management-toolbox/id1635431415/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 95 MB | 89 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Lean Six Sigma Institute](https://appshunter.io/developer/1608279942) | [Denny Hartmann](https://appshunter.io/developer/1635431627) |

## What reviewers say

### LSSI

[App page](https://appshunter.io/ios/app/lssi/id1615149540)

Connect with professionals globally, join groups, and participate in Master Classes. Access practical tools, guidelines, and courses, and discover job opportunities. Share your business case studies and enhance your professional development.

**Highlights:** Global professional networking, Join and create discussion groups, Participate in Master Classes, Access practical tools and guidelines, Read and share business case studies, Job opportunity search

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LSSI Pro Membership | $9.99 | per month |
| LSSI Premium Membership | $99.99 | per month |
| Lean Management Certification | $199.99 | one-time |
| LSS White Belt Certification | $199.99 | one-time |
| LSS Yellow Belt Certification | $499.99 | one-time |
| LSS Green Belt Certification | $699.99 | one-time |
| LSS Black Belt Certification | $799.99 | one-time |
| LSS Green Belt Certification | $799.99 | one-time |


### Lean Management Toolbox

[App page](https://appshunter.io/ios/app/lean-management-toolbox/id1635431415)

Enhance workplace productivity and meeting efficiency with comprehensive audit tools. Identify areas for improvement, manage tasks with a Kanban board, and track progress through detailed reports. Optimize your organization's operations and reduce waste.

**Highlights:** 5S/6S Audit Checklist, Location and Area Management, Kanban Task Management, Audit Reports, Meeting Efficiency Audit, Meeting Cost Counter

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access - Monthly | $5.99 | per month |
| Premium Access - Yearly | $59.99 | per year |


## Frequently asked questions

### Is LSSI free?

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

### Is Lean Management Toolbox free?

Lean Management Toolbox is free to download, with in-app purchases available.

### Which has better reviews, LSSI or Lean Management Toolbox?

LSSI and Lean Management Toolbox are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do LSSI or Lean Management Toolbox have ads?

Neither LSSI nor Lean Management Toolbox shows ads.

### Which is updated more often, LSSI or Lean Management Toolbox?

LSSI ships an update fortnightly, and Lean Management Toolbox every 2 months. Most recently, LSSI was updated on October 5, 2026 and Lean Management Toolbox on September 27, 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.*