10+ iOS apps curated and reviewed
The best xcentric systems apps on iPhone average 4.6★ across 10+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.0★ (18) | No | No | May 2026 |
| 2 |  | Free | 5.0★ (1) | No | No | Jun 2026 |
| 3 |  | Free | 5.0★ (1) | No | No | May 2026 |
| 4 |  | $29.99 | 4.7★ (1.1K) | No | Yes | Aug 2026 |
| 5 |  | Free | 5.0★ (1) | No | No | Jul 2026 |
| 6 |  | Free | 3.7★ (24) | No | Yes | Aug 2026 |
| 7 |  | Free | — | No | No | May 2026 |
| 8 |  | $2.99 | — | No | No | May 2026 |
Explore a collection of 3D flag images from around the world. Select a flag to view its capital city on a map, your distance from it, and access Wikipedia information.
Explore global earthquake activity with a playful approach to scientific data. See how active our planet is with daily updates on seismic events worldwide. Stay informed about the Earth's movements.
Securely encrypt and store your PDF, image, and other files. Protect your valuable data with a passcode and optionally sync across devices via iCloud. Files are only decrypted by the app using your passcode as the AES encryption key.
This app provides comprehensive astrological charting and ephemeris data. It offers AI-powered chart interpretations, detailed ephemeris tables spanning centuries, and various chart types including natal, transit, and synastry. Users can customize displays, manage charts with tags, and utilize iCloud for syncing across devices.
This AI-powered tool helps you understand complex systems by analyzing their components, flows, and dependencies. It allows you to reverse-engineer reality, plan goals, diagnose problems, and explore 'what-if' scenarios to build connected understanding.
This app provides a private and simple way to track shifts within a plural system. It allows users to log switches, capture notes, and identify patterns over time. Designed for ease of use, it helps systems maintain shared context and build awareness.
