249+ iOS apps curated and reviewed
The best grading tool apps on iPhone average 4.5★ across 249+ 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 | 4.9★ (47K) | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.7★ (2.3K) | Yes | Yes | Sep 2026 | |
| 3 |  | Free | 4.9★ (11K) | Yes | Yes | Sep 2026 | |
| 4 |  | Free | 4.8★ (22K) | No | Yes | Sep 2026 | |
| 5 |  | Free | 4.6★ (2.3K) | Yes | Yes | Sep 2026 | |
| 6 |  | Free | — | No | No | Sep 2026 | |
| 7 |  | Free | — | No | Yes | Sep 2026 | |
| 8 |  | Free | 4.5★ (26) | Yes | Yes | Sep 2026 |
This app replaces traditional paper grading calculators with a flexible and convenient digital tool. It offers customizable settings for numerous questions and displays grades in various formats, enhancing classroom efficiency.
This app helps collectors and traders measure card centering ratios for grading. It uses AI to detect centering or allows manual adjustments for precise measurements, displaying potential grades from major companies.
Effortlessly grade student papers with this digital tool. Customize test parameters, choose grading methods, and adjust display settings for a personalized experience. Offers advanced features like half-point grading through an in-app purchase.
