The Sup App vs Athyx
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Sup App
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The Sup App is a on water and off water, stand up paddleboarding, exercise and training companion. This app is designed to help you train smarter, whether on water or land. By understanding your fitness level, the app tailors your experience to ensure that you exercise effectively. While exercising a narrator will instruct you and the pace is clearly marked using a metronome. Filters are used to locate and select the exercise of your choice. Filters include. 1. Purpose. Depending on the purpose of your exercise you can select from strength, fitness, technique, warmup, cooldown, speed, power, activation, agility, board control, indoor sup, frequency and recovery. 2. Level. Depending on your personal fitness level you can select from entry, intermediate, advanced, elite and pro. 3. Zone. Depending on your training goal you can select from zone zero up to zone eight. The app is free to use for all users. The app include. - 200+ number exercises - 40+ exercises specially tailored for indoor SUP - filter functions to find your preferred exercise - setting to skip learning content during exercising - setting to skip intro and outro sections during exercising - delayed start so you have time to place your phone in a waterproof case - access to all available narrators on your device - voice (narrator) volume control - voice (narrator) rate (speed) control - voice (narrator) pitch control - several pace (paddle speed) sound choices - pace (paddle speed) volume control - pace, cadence (paddle speed) up/down adjustment control. - all available languages Users need to register and login using email and password or login using their Apple account or Google account. If you are new to exercising using levels and zones, we recommend that you consult a personal trainer for advice and directions. Visit supapp.lovable.app to get started. Also remember – safety comes first – for on water paddle-boarding use lifejacket, appropriate clothing, and inform someone on shore about your, on water, intentions (we recommend paddle-boarding with someone or in a group). Have fun exercising with the Sup App. Terms of Use supapp.lovable.app/terms-of-use Privacy Policy supapp.lovable.app/privacy-policy Join the Sup App community @ Facebook www.facebook.com/groups/supapp
Athyx
This app helps athletes estimate training intensity by capturing lactate data. It offers a simple interface to track key training insights and review past sessions. Educational content provides general information on training concepts and performance metrics.
- Lactate capture for training intensity estimation
- Track key training insights
- Simple interface for athletes
- Review past session history
- Educational content on training concepts
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Athyx captures lactate during training and is used as an estimate to guide training intensity. Track key training insights and view your sessions in a simple, fast interface built for athletes. EDUCATIONAL CONTENT The AI provides general information about training concepts and performance metrics. Content is designed to help users understand common patterns and terminology used in athletic training. SESSION HISTORY Review past sessions, including time, activity, and associated training data in a simple interface. Athyx products and services are not medical devices and are not intended to diagnose, treat, cure, monitor, or prevent any disease or medical condition. They are designed solely for general fitness and training purposes. The data provided is for informational use only and should not be considered medical advice. Do not make changes to your health, medication, nutrition, or training routines without consulting a qualified healthcare professional.
Screenshots
Verdict
The clearest difference is in-app purchases: Athyx at none against The Sup App's 2. Athyx also leads on update cadence (every 2 days vs every 4 months) and device support (4 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. The Sup App sells 2 in-app purchases, starting at $9.99 per month. Athyx asks for nothing beyond the download.
The Sup App ships an update every 4 months, Athyx every 2 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.
| Parameter | The Sup App | Athyx |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.3 (3 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 21 MB |
| Age rating | 17+ | 4+ |
| Developer | Kona Sports by Kona Windsurfing AB | Athyx, Inc. |
In-app purchases
The Sup App
- Premium monthly$9.991 Month
- Premium annual$89.991 Year
Athyx
No in-app purchases









