Cronos Pro
Cronómetro de carreras a video
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Cronos Pro is the stopwatch built for horse racing. Record the race or upload the video and time it to the thousandth of a second, frame by frame.
TIME FROM VIDEO
- Step through the video frame by frame and fine-tune with 0.001 s arrows.
- Mark START, splits and FINISH for every horse.
- Detects the video frame rate: the more fps, the more accurate.
PHOTO FINISH
- Build the finish image with names, medals and times, ready for WhatsApp.
- Crop the finish and keep two versions: with and without times.
RECORD LIKE A PRO
- Built-in camera with a zoom wheel up to your phone's maximum, or use your phone's own camera.
KEEP IT ALL ORGANIZED
- My videos with search, 90-day trash and a times album by track and date, with rankings and medals.
- Compare up to 4 videos synced from the start.
- Horse profiles: race record, 3-generation pedigree, feeding, medicines with alarms, breeding and foaling date.
YOUR DATA IS YOURS
- Everything stays on your phone. No accounts, no ads.
- Spanish, English and Portuguese.
CRONOS PRO MEMBERSHIP
For free you can record, watch the video and see the time on screen. To save videos and times, photo finishes, comparison and everything else, become a member:
- 6-month or 1-year plans.
- Payment is charged to your Apple ID at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel it in Settings › your name › Subscriptions.
Privacy Policy: https://docs.google.com/document/d/1EO8fBSHAvbxlQhhUpjJ_IF-4U5-HdX5PSo3yOfhd4oA/edit?usp=sharing
Terms of Use: https://docs.google.com/document/d/15-fDr9T3uRHV2plKTDedbNM6OHXM2qsCFuvl_HeliDA/edit?usp=sharing
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
What's new in version 1.2:
- Membership screen easier to read in light mode.
- You can now add a photo and video to the 1st mating in Stallion and Mare records, and they are included when you send the full record.
- New Tutorial option in the menu, with the video that explains step by step how to use Cronos Pro.
The developer, Juan Alexis Vilches Duran, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Juan Alexis Vilches Duran
- Size
- 7.8 MB
- Category
- Sports
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
English and 2 more
- English, Portuguese, Spanish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- 6-Month Membership $3.99
- 1-Year Membership $4.99
- Copyright
- © 2026 Juan Alexis Vilches Durán