Define. vs Thessai App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Define.
This app offers a variety of workouts designed by fitness experts to create a balanced approach to exercise and overall health. It provides live and on-demand classes, with new content added weekly, suitable for all fitness levels.
- Variety of workouts
- Live and on-demand classes
- New classes added weekly
- Workouts 30 minutes or less
- Suitable for all fitness levels
- Balanced approach to health
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Define was created by fitness experts Jo and Jacqs of Sweat and Tell to offer workouts you can do anytime, anywhere. This app is designed to create a balanced approach to exercise and your overall health and wellness routine. Define is an all access app that offers five new follow along workouts each week, a weekly live community workout & a robust on demand library. Each workout is uniquely designed to sculpt and tone while developing a stronger mind-body connection. Whatever your fitness level, you will feel supported, connected and empowered as we guide you through each movement.
Thessai App
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Thessai App is a non-intrusive, non-invasive smart elderly monitoring and alert system that tracks the activities of the elderly through wireless activity sensors; create unique profile of the elderly based on data collected from sensors so as to be able to detect anomalies and push alerts to intended caregivers. Thessai App allows caregivers to view activity chart, receive and respond to alert notifications, setup alert rules and more. Thessai App also supports Apple Health integration to provide additional activity data such as steps taken, calories burned and distance traveled. User can sync with Apple Health in Wellness category under Events tab. When user choose Apple Health, user will be able to sync the data with our app and generate the chart accordingly.
Screenshots
Verdict
The clearest difference is update cadence: Thessai App at every 2 weeks against Define.'s monthly. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Define. ships an update monthly, Thessai App every 2 weeks. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.
| Parameter | Define. | Thessai App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (12 ratings) — better | — |
| Positive reviews | 62.5% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 — better | 16.6 |
| Further details — not scored | ||
| Size | 121 MB | 50 MB |
| Age rating | 12+ | 17+ |
| Developer | Sutra Fitness, Inc. | Thessai |
In-app purchases
Define.
No in-app purchases
Thessai App
No in-app purchases









