241+ iOS apps curated and reviewed
Every iPhone needs a few good six sigma apps. We benchmark 241+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.8★ (6) | No | No | May 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | — | No | No | Oct 2026 | |
| 4 |  | $4.99 | — | No | No | Jun 2026 | |
| 5 |  | Free | — | No | Yes | Jun 2026 | |
| 6 |  | Free | 5.0★ (1) | No | No | Sep 2026 | |
| 7 |  | $13.99 | 4.0★ (1) | No | No | Oct 2026 | |
| 8 |  | Free | 2.5★ (2) | No | Yes | Sep 2026 |
This app guides users through the DMAIC cycle for Lean Six Sigma projects. It details objectives, deliverables, tools, and toll gates for each phase to ensure project success. Available in English or Dutch.
