Sailor knots vs Coach Brain
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sailor knots
Learn and practice the nine most essential sailor knots with this program. It provides visual guidance for practicing rope techniques, ideal for boaters and enthusiasts.
- Learn nine essential sailor knots
- Practice rope techniques
- Visual guidance for knots
- Suitable for boaters
- Offline practice
Read full descriptionHide full description
Sailor Knots is a program offering the nine most important sailor knots will bring. These are also at the boat slips examined. You need to practice a rope with a length of about 1.5 m and 1 cm in diameter. I would like to have fun practicing. See also my other programs: - Breastfeeding - Lutin (Firstname Dictionary) - Pregnancy App - TapReaction
Coach Brain
This AI-powered sports analysis tool provides expert advice from Olympic athletes and coaches. Analyze athlete technique with 3D motion capture, review expert demonstrations, and upload your own videos for detailed reports on performance and efficiency.
- AI-driven expert advice
- 3D motion capture demonstrations
- User video analysis
- Technique and rules guidance
- Performance efficiency reports
- Interactive 3D playback
Read full descriptionHide full description
Record videos in the app at 60 or 120 frames per second to get granular detail of your athlete's technique. Use hands-free auto capture for track and field events (discus, shot put, high jump, pole vault) which allows you set up the device on a tripod (without having to press the record button) resulting in trimmed clips with no dead space will be saved into your gallery. You may also upload existing videos from your camera roll. Compare attempts in our spectacular 3D overlay, draw joint paths in 3D, and save time distributing videos to your athletes. Coach Brain is an AI tool curated with expert advice from Olympic athletes and coaches. Review expert demonstrations of technique in 3D that you can playback in the app and control the orientation of the athlete with finger gestures to gain a better view to assess proper technique. Pause the playback and show your athlete the body position you want them to replicate. Swipe to rotate the viewing angle or pinch to zoom. Users can upload their own videos up to 10 seconds in length from the camera roll to generate a 3D version of their sport technique that can be played back. Terms of Use: https://winningedgeapps.com/terms.html
Screenshots
Verdict
The clearest difference is review sentiment: Coach Brain at 100% against Sailor knots's 18%. Coach Brain also leads on price (Free vs $0.99) and rating (5.0 vs 2.3). Sailor knots's advantage is in-app purchases (none vs 7) and iOS requirement (12.0 vs 18.0). On ratings volume, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Coach Brain is free to download; Sailor knots costs $0.99 up front. Coach Brain sells 7 in-app purchases, starting at $1.99 per month. Sailor knots asks for nothing beyond the download.
Coach Brain holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews point the same way: 18% of Sailor knots's written reviews are positive against 100% of Coach Brain's.
Sailor knots ships an update every 20 months, Coach Brain every 8 days. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.
| Parameter | Sailor knots | Coach Brain |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 2.3 (6 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 18.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 6 — better | 4 |
| Update frequency | Every 20 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 29 MB | 133 MB |
| Age rating | 4+ | 4+ |
| Developer | Lars Bergelt | Winning Edge Apps, Inc |
Customer experience
Sailor knots
Coach Brain
In-app purchases
Sailor knots
No in-app purchases
Coach Brain
- 5 Video 3D Processing$1.991 Month
- 10 Video 3D Processing$2.991 Month
- 20 Video 3D Processing$4.991 Month
Show 2 moreShow fewer
- Deep Insight Subscription$6.991 Month
- Timesaver Workflow$14.991 Month
- Video Processing Credits$2.99
- Treadmill Running Report$4.99









