Platysens Marlin vs BowlForm
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Platysens Marlin
This companion app connects to a swim meter device via Bluetooth to configure settings, sync swim data, and guide users through training programs. It offers detailed swim analytics and open water navigation features.
- Bluetooth device configuration
- Swim data synchronization
- Pool and open water modes
- Open water course navigation
- Voice-guided training programs
- Detailed swim analytics
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The Platysens Marlin is a swim meter designed to talk to you. This App uses Bluetooth low energy technology to enable the configuration and data synchronisation of the Marlin device. Account Setup - A free account setup is required for the use of the App. Data backup to our cloud allows for data to be securely backed up on our servers. Configuration - Set up configuration for pool mode or open water mode*. Once completed, the configuration can be transferred to the Marlin device. Data Synchronisation - After your swim, data from the Marlin device can be synchronised to the device. Detailed data of your swim can be displayed in the App. Open Water Courses - Set up your open water course on a map and transfer to the Marlin device. The Marlin device will provide navigation information to guide you to the destination. Training Program - Training programs can be configured in the App and transferred to the Marlin device. When you swim, a friendly voice will help you step through each step of the training program. Platysens Swim Meter - This is a companion APP for the Platysens Marlin Swim Meter. For more information, visit us at http://www.platysens.com *Open water mode is not available on the Marlin-P model Privacy Policy - http://platysens.com/privacy/
BowlForm
Analyze your bowling form with automatic video recording and posture analysis. Compare multiple videos frame-by-frame and export images for detailed review. Improve your pitching technique with advanced visual feedback.
- Automatic camera recording
- Posture analysis
- Video comparison
- Frame-by-frame playback
- Export comparison images
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BowlForm is an application that automatically analyzes bowling pitching form and supports form improvement. Main Functions - Automatic camera recording and posture analysis - Record and analyze your bowling form when you release the ball. - Video comparison - Multiple videos can be played back, slid, and frame by frame. - Export Comparison Images - Export comparison images to the Photo app for writing in the Photo app. This application will be available ad-free for two weeks. After that, the service will remain free with the following rules - Up to 30 recordings per day - Unlimited recordings until 12 hours after the ads are viewed If you purchase the Pro Edition, which is available on a buy-one-get-one-free basis, you can use it ad-free.
Screenshots
Verdict
The clearest difference is review sentiment: BowlForm at 100% against Platysens Marlin's 40%. BowlForm also leads on update cadence (every 3 weeks vs every 3 months). Platysens Marlin's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price 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
Both are free to download. BowlForm sells 1 one-off in-app purchase. Platysens Marlin asks for nothing beyond the download.
Platysens Marlin ships an update every 3 months, BowlForm every 3 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | Platysens Marlin | BowlForm |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 40.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12 — better | 17.6 |
| Further details — not scored | ||
| Size | 66 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Platysens Limited | Shohei Tagami |
Customer experience
Platysens Marlin
BowlForm
In-app purchases
Platysens Marlin
No in-app purchases
BowlForm
- Pro Edition$1.99
