Coach Catalyst vs VEMISIS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Coach Catalyst
This app helps clients of certified coaches track healthy habits through push notifications and yes/no prompts. It integrates with Apple Health to automatically import activity and step data.
- Habit compliance prompts
- Push notifications
- Yes/No question responses
- HealthKit integration
- Activity and step data import
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The Coach Catalyst app is designed for clients of trainers who have enrolled in the Coach Catalyst program. The app will send push notifications and prompt clients to answer yes/no question in regards to comply with healthy habits sent by your coach. WHO CAN USE THE APP Clients can only use the app if they are working with a Coach Catalyst coach. If you are a Coach Catalyst client, please contact your coach to receive your invite and login credentials to be able to use this app. The Coach Catalyst app allows access to HealthKit, allowing clients to automatically pull in their activity and steps data from Apple Health to their app.
VEMISIS
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VEMISIS is an AI-powered human performance and health operating system. It pairs real 1-on-1 coaching with A.L.F.R.E.D., an intelligence layer that reads your training, nutrition, sleep and activity and turns them into one clear signal: your VEMISIS Score. Steps, calories burned and weight sync automatically from Apple Health. Sleep, cardio and habits are yours to log in seconds. Train. Nourish. Recover. Evolve. YOUR DAY AT A GLANCE See today's plan the moment you open the app: calories, training, steps and sleep, plus your VEMISIS Score — a 0–100 measure of how consistently you are executing your programme. TRAINING Your coach-written workout plan, set by set. Log as you lift; your coach sees your progress the same day. NUTRITION Your personalised meal plan with full macros. Log food by search, barcode scan, or by photographing your meal. Leave a note on any meal and your coach sees it against the plan they wrote. CHECK-INS & PROGRESS Weekly or daily check-ins with photos, weight and measurement history, and a progress timeline your coach reviews with you. SESSIONS & MESSAGES Book 1-on-1 sessions, track your session credits, and message your coach directly. APPLE HEALTH Optionally sync steps, active energy and weight so your coach sees the full picture. VEMISIS requires an active coaching enrolment; apply from the app's welcome screen or at calibrate.gvnfit.online.
Screenshots
Verdict
The clearest difference is update cadence: VEMISIS at weekly against Coach Catalyst's monthly. Coach Catalyst's advantage is iOS requirement (15.0 vs 17.0). 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.
Coach Catalyst ships an update monthly, VEMISIS weekly. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.
| Parameter | Coach Catalyst | VEMISIS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (20 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 20 — better | — |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 42 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Catalyst Tech LLC | Vikram Vijayakumar |
In-app purchases
Coach Catalyst
No in-app purchases
VEMISIS
No in-app purchases
