202+ iOS apps curated and reviewed
The best timestamp conversion tool apps on iPhone average 4.6★ across 202+ 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 |  | $1.99 | 5.0★ (1) | No | No | Aug 2026 |
| 2 |  | Free | 5.0★ (1) | Yes | No | Jul 2026 |
| 3 |  | Free | 4.8★ (15K) | No | No | Aug 2026 |
| 4 |  | Free | 4.7★ (1.5K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.8★ (33K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.6★ (2.2K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.6★ (13K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.6★ (730) | No | Yes | Aug 2026 |
Easily convert between date/time and UNIX timestamps. Customize formats, time zones, and locations for accurate comparisons. Ideal for developers and debugging.
Easily convert between dates, times, and UNIX timestamps. Customize date and time formats, and set time zones and locations to check international time differences. Ideal for application development and debugging.
This app provides a comprehensive unit and currency converter with a user-friendly interface. It offers offline functionality, supports over 30,000 unit conversions, and includes more than 160 currencies with live exchange rates. Users can save favorite conversions and get precise results.
Easily add date and time watermarks to your photos and videos. Customize time format, font, color, size, and position for clear record-keeping. Preserve original quality when saving.
Enhance your photos and videos with real-time date and GPS watermarks. Customize text, fonts, positions, and even add maps or altitude information. Capture moments with precise timestamps, including millisecond accuracy for videos.
Easily add accurate time and location stamps to your photos and videos. Personalize your memories with custom formats, colors, and handwritten signatures. Share your moments instantly to social media.
Easily convert between various units of measurement, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.
Capture photos and videos with live, customizable timestamps. Add date, time, location, weather, and more directly to your media. AI suggests stylish templates for clear and readable evidence or memories.
Easily add date and time watermarks to your photos and videos. Customize the time format, position, font, color, and size to preserve when important moments occurred. Save files with timestamps while maintaining original resolution and quality.
Capture events with unparalleled accuracy, down to the tenth of a second. Synchronize with NTP servers for precise timekeeping and view detailed sync information. Organize events with descriptions and toggle between absolute and relative time displays.
This app simplifies time tracking and leave management for employees. Users can clock in/out, manage schedules, request time off, and view balances directly from their mobile devices, ensuring accurate time capture and easier administrative tasks.
Transform your iOS device into a cloud-based time and attendance system. Employees can quickly clock in and out using fast scanning or PIN entry. Managers can monitor attendance and generate reports remotely, ideal for small to medium businesses.
Easily find the optimal time for international meetings and calls. This app helps you visualize and coordinate across multiple time zones with an interactive world map and intuitive time wheel. Schedule or share meetings directly from the app.
This utility provides programmers with the current time in UNIX timestamp format. It's designed for quick access to this specific data type, aiding in development workflows.
Easily check the current time and date in any location worldwide directly from your device's Notification Center. This app is ideal for international communication, travel planning, and staying connected with loved ones across different time zones.
Easily add date, time, and location stamps to your photos. Customize the appearance and placement of these annotations. Integrate with Siri Shortcuts for quick photo capture and selection.
Capture photos and videos with integrated date, time, and location stamps. Customize timestamp appearance and layout for professional documentation or personal memories. Offers various shooting adjustments for optimal image quality.
Instantly view local, military, and UTC time with a tap. Developed by pilots, this app eliminates mental time conversions by displaying current and past/future times across various time zones. Easily select continents and cities for quick comparisons.
Easily track the time in multiple cities worldwide with customizable analog or digital clock widgets. Get instant access to local times from your Home Screen, Lock Screen, or Dynamic Island. Includes a conversion tool for comparing times and managing schedules across different zones.