JSlate: Production Timer
KEISUKE TONE Photo & Video iPhoneiPadiPod touch
JSlate: Production Timer is a free Photo & Video app for iPhone and iPad by KEISUKE TONE. Requires iOS 18.0. Updated April 29, 2026.
- Price
- Free
- on the App Store
- Size
- 5 MB
- Age 4+
- Updated
- Apr 29
- 2026 · v1.52
Screenshots
About JSlate: Production Timer
[Elevate Your Workflow. High-Precision Timer for the AI Era.] JSlate is a high-precision timer and logging tool built for professional video production - from live broadcast to film and commercial sets. Featuring a minimalist "equipment-grade" UI, it provides advanced logging capabilities optimized for next-generation AI analysis. [Key Features] (1) TIMER Mode: Precise Progress Management High-Precision Timecode: Professional digital font for maximum on-set visibility. Flexible Time Settings: Configure start time by the second and countdown modes. Independent Tracking: Measure time independently from the real-time clock - ideal for broadcast segments. Industry Standards: Supports multiple frame rates (24/30/60fps) and 00/01/10H display modes. (2) SHOT Mode: Next-Gen Field Logging Digital Slate: Large, intuitive Scene/Cut/Take display for fast identification. One-Tap Logging: Instantly record every take with a single tap. AI Workflow Integration: Manage all take logs in a comprehensive list for seamless export to AI analysis or post-production. Smart Auto-Reset: Automatic reset function linked to the start of recording (REC). [Built on Professional Trust: Three Zeros] Confidentiality and speed are our priorities. Zero Setup: No account creation or login. Ready to use immediately after installation. Zero Data Leaks: 100% local design. No server communication ensures your sensitive data stays on your device. *Note: Location data used for local logging only. Zero Cost: Completely free. No ads or in-app purchases to interrupt your professional work. [Target Users] Broadcast Directors & Timekeepers Cinematographers & Script Supervisors Independent Creators pursuing professional quality Editors building AI-driven post-production workflows
What’s new
Version 1.52 · Updated April 29, 2026
Added a simple clock mode (CLOCK) and optimized SHOT mode for better readability on iPad and Mac. Updated TIMER countdown logic to use a 12-hour window as the reference.
App privacy
The developer, KEISUKE TONE, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to JSlate: Production Timer
Looking for apps like JSlate: Production Timer? Here are 6 similar apps on the App Store. The highest rated is Glowroom: SDR to HDR Converter (5.0/5), and all 6 are free to download.
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LTC Detective M
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SizeSeal
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TC Calculator - Timecode
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Glowroom: SDR to HDR Converter
5.0
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DOPro: Director's Viewfinder
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Sorta Glitch
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| JSlate: Production Timer | – | Free | April 29, 2026 | |
| LTC Detective M | – | Free | Apr 28, 2026 | Compare |
| SizeSeal | – | Free | Aug 26, 2026 | Compare |
| TC Calculator - Timecode | – | Free | Aug 19, 2026 | Compare |
| Glowroom: SDR to HDR Converter | 5.0 / 5 (1) | Free | Oct 16, 2026 | Compare |
| DOPro: Director's Viewfinder | – | Free | Sep 30, 2026 | Compare |
| Sorta Glitch | – | Free | Mar 11, 2026 | Compare |