Piston vs WithCoach
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Piston
This app facilitates learning and knowledge transfer during training and performances through multi-camera video analysis. It allows for capturing, reviewing, and annotating video from up to 16 cameras simultaneously, with options for live streaming and data export.
- 4K multi-camera capture
- Up to 16 cameras simultaneously
- Real-time annotation and markup
- Drawing tools for highlighting
- Live streaming and AWS S3 upload
- Live Opta data import
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Capture and accelerate learning moments during training and performances using a Piston Server. Piston is built for teaching using multi-camera vision to enhance the knowledge transfer process. Create a real impact at the point of best contact. • 4K VISION Piston captures vision from a wide variety of 4K network cameras and supports options for SDI and HDMI. Capture features include custom encoding options, single file and streaming file creation and synchronised multi-camera session capture. • Multi-Camera Piston systems are capable of capturing and reviewing up to 16 network cameras simultaneously. In-sync angle switching is a simple swipe. Clips from multiple angles can be cut and downloaded for offline review. Capture sessions can be scheduled ahead of time, so nothing is missed. • Multipeer MarkUp Shared markup and annotation data across all users during capture sessions in real time or post-event. Mark up button schemes are distributed from a central source, so mark up data capture is consistent. Supports XML and JSON data export. • Drawing Pause, draw and save. Simple to use drawing tools to highlight aspects of the vision. Save as images with the drawings for later viewing or sharing. • Streaming Upload Live streaming export and upload to AWS Simple Storage Service (S3). A cost-effective, reliable and easy way to stream. Supports custom export settings and angle selection. • Live Opta Import With a live data subscription, Opta's live data can be imported and synchronised in a capture session.
WithCoach
Analyze athletic technique with side-by-side video comparison. Synchronize or play videos independently, control playback frame-by-frame, and use annotation tools to highlight areas for improvement. Supports recording, importing, and cloud syncing for seamless feedback.
- Side-by-side synchronized video comparison
- Frame-by-frame playback and slow motion
- Drawing and annotation tools
- Zoom and pan functionality
- Video recording and import
- Cloud synchronization
- Coaching platform with athlete management
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A video coaching tool for athletes and coaches to compare technique across sports. Record or import videos, including from YouTube links, and view two videos side by side with independent or synchronized playback. Review movement frame by frame and in slow motion. Annotate videos with arrows, lines, circles, and freehand marks. Zoom and pan to inspect details. Sync your video library across devices. Coaches can invite athletes and share video feedback. Ideal for golf, weightlifting, gymnastics, martial arts, dance, and tennis. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Piston at 5.0 against WithCoach's 4.0. Piston also leads on in-app purchases (none vs 10) and review sentiment (100% vs 67%). WithCoach's advantage is update cadence (weekly vs monthly) and ratings volume (8 vs 2). On price, ads and iOS requirement 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. WithCoach sells 10 in-app purchases, starting at $4.99 per month. Piston asks for nothing beyond the download.
Piston holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews point the same way: 100% of Piston's written reviews are positive against 67% of WithCoach's.
Piston ships an update monthly, WithCoach weekly. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.
| Parameter | Piston | WithCoach |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.0 (8 ratings) |
| Positive reviews | 100.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 2 | 8 — better |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, Mac, Apple TV — better | iPhone |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 113 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | Super Jump Pty Ltd | Oleksandr Ohurtsov |
Customer experience
Piston
WithCoach
In-app purchases
Piston
No in-app purchases
WithCoach
- Personal Monthly Access$4.991 Month
- Pro Monthly$7.991 Month
- Coach Starter Monthly$12.991 Month
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- Coach Monthly$18.991 Month
- Personal Yearly Access7 Days trial$29.991 Year
- Free Trial7 Days trial$29.991 Year
- 1 month1 Month trial$29.991 Year
- Pro Annual$59.991 Year
- Coach Starter Annual$99.991 Year
- Coach Annual$149.991 Year









