57+ iOS apps curated and reviewed
The best dmaic apps on iPhone average 4.0★ across 57+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.8★ (6) | No | No | May 2026 | |
| 2 |  | Free | 3.0★ (2) | No | No | Oct 2026 | |
| 3 |  | Free | 4.0★ (1) | No | Yes | Aug 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | 5.0★ (2) | No | Yes | Oct 2026 | |
| 6 |  | Free | 5.0★ (2) | No | No | Sep 2026 | |
| 7 |  | Free | — | No | No | Jul 2026 | |
| 8 |  | Free | 5.0★ (2) | No | No | Aug 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.
This app provides an online portal for individuals to apply for licenses with a quick verification process. Users receive an instant virtual membership card to enable immediate shopping benefits.
Prepare for your ASQ Green Belt or Black Belt certification exam with comprehensive study materials. Master statistical tools, control charts, and process capability calculations with practice questions and detailed explanations.
