12+ iOS apps curated and reviewed
The best bias room apps on iPhone average 3.8★ across 12+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (452) | No | Yes | Jul 2026 |
| 2 |  | Free | 4.7★ (936) | No | No | Jul 2026 |
| 3 |  | Free | 3.9★ (38) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 1.0★ (1) | No | Yes | Jul 2026 |
| 5 |  | $0.99 | 4.0★ (1) | — | No | May 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | — | Yes | Yes | Jun 2026 |
| 8 |  | Free | — | No | No | May 2026 |
Easily scan, organize, and trade K-pop photocards. Identify cards with image recognition, manage your collection in a virtual binder, and connect with a global community of collectors. Track real-world prices and discover new cards.
Organize and manage your K-Pop photocard collection with advanced AI and AR features. Easily categorize by idol, track owned and desired cards, and visualize them in the real world. Share your collection or test your knowledge with fun minigames.
Manage and share your KPOP photocard collection. Discover new photocards, track what you own and desire, and connect with a community of fellow collectors. Organize your collection by artist, album, or theme.
Organize and showcase your K-Pop merchandise, including albums and photocards. Track your collection's status, manage wishlists, and create shareable templates. Contribute to a community catalog and customize your app's appearance.
Calculate bias for tube amplifiers with support for a wide range of tube types. Offers preset bias percentages for Class A and Class AB amplifiers.
Identify cognitive biases and poor decisions in everyday situations. Log observations, review them regularly, and analyze trends with on-device statistics. Link notes to specific biases, results, and feelings of regret to understand patterns and improve judgment while maintaining data privacy.
