207+ iOS apps curated and reviewed
Looking for free o2tech calculators apps? 20 of our 207+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 | |
| 2 |  | Free | 4.9★ (409K) | Yes | No | Sep 2026 | |
| 3 |  | Free | 4.6★ (4.7K) | Yes | Yes | Sep 2026 | |
| 4 |  | Free | 4.6★ (10K) | Yes | Yes | Sep 2026 | |
| 5 |  | Free | 4.9★ (243K) | Yes | No | Sep 2026 | |
| 6 |  | Free | 4.7★ (61K) | No | No | Sep 2026 | |
| 7 |  | Free | 4.9★ (105K) | Yes | No | Sep 2026 | |
| 8 |  | Free | 4.3★ (332) | No | No | Sep 2026 |
This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.
This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.
