# LSSI vs FMS Mobility

The clearest difference is in-app purchases: FMS Mobility at none against LSSI's 10. FMS Mobility also leads on iOS requirement (13.0 vs 15.5). LSSI's advantage is update cadence (fortnightly vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. LSSI sells 8 in-app purchases, starting at $9.99 per month. FMS Mobility asks for nothing beyond the download.

LSSI ships an update fortnightly, FMS Mobility every 16 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | LSSI | FMS Mobility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lssi/id1615149540/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 16 months |
| Monetization | Free with in-app purchases | — |
| Size | 96 MB | 30 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) | [Diversified Computer Services](https://appshunter.io/developer/1339366859) |

## 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 |


### FMS Mobility

[App page](https://appshunter.io/ios/app/fms-mobility/id6443444602)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LSSI free?

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

### Is FMS Mobility free?

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

### Do LSSI or FMS Mobility have ads?

Neither LSSI nor FMS Mobility shows ads.

### Which is updated more often, LSSI or FMS Mobility?

LSSI ships an update fortnightly, and FMS Mobility every 16 months. Most recently, LSSI was updated on November 3, 2026 and FMS Mobility on November 3, 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.*