Taqvim vs Black Reader

Taqvim is a clean, beautifully designed Persian (Solar Hijri / Jalali) calendar. • Today at a glance — live Tehran time, the Persian date, plus the Gregorian and Hijri equivalents. • Sun-based prayer times for Tehran (Fajr, sunrise, Zuhr, sunset, Maghrib). • Month view with official Iranian holidays. • Day detail with full date conversions, day of year, season, and day length. • Date converter — spin the wheels to convert any Solar to Gregorian date, with the Hijri date shown too. • Reminders — add birthdays or any occasion, repeat yearly, and get a notification 24 hours before. • Upcoming view that lists your reminders and holidays with a countdown. • Home-screen widget showing today's Persian date. All data stays on your device. No accounts, no tracking.

Black Reader is a focused PDF reader for iPhone and iPad. Open PDFs from Files, iCloud Drive, AirDrop, or other apps, then read comfortably with pinch-to-zoom and your choice of dark, light, or sepia reading modes. Keep your place automatically with per-document reading progress. Bookmark important pages, add notes to a page or an entire book, and capture page snippets with notes for later reference. Black Reader includes: • PDF reading with pinch-to-zoom • Dark, light, and sepia reading modes • Brightness control while reading • Automatic last-page memory • Bookmarks and favorites • Page and whole-book notes • Searchable recent PDFs and notes • Saved PDF snippets with notes • File sharing and document removal • No account required Black Reader contains advertising. A one-time in-app purchase is available to remove ads permanently.