Cor4 vs ISI Elite Training
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cor4
Easily plan and schedule your fitness classes directly from your mobile device. View class schedules, sign up for sessions, and access studio location details. Optimize your time and enjoy the convenience of managing your fitness activities on the go.
- View class schedules
- Sign up for classes
- Access studio location
- Schedule management
- Mobile convenience
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Download the Cor4 App today to plan and schedule your classes! From this mobile App you can view class schedules, sign-up for classes, as well as view the studio’s location information. Optimize your time and maximize the convenience of signing up for classes from your device! Download this App today!
ISI Elite Training
Manage your fitness account, view class schedules, and book reservations. Purchase training sessions to enhance your health, strength, and confidence. Elevate your workouts with unique fitness programs.
- Account management
- View class schedule
- View reservations
- Purchase sessions
- Workout enhancement
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Download the official ISI Elite Training App today. From the App, you can manage your account, view our schedule, view your reservations, and purchase sessions. Fill your mind, body, and spirit with health, strength, and confidence at ISI Elite. Take your workout to the next level with our one-of-a-kind sessions! Download today!
Screenshots
Verdict
The clearest difference is ads: ISI Elite Training at none against Cor4's shown. ISI Elite Training also leads on ratings volume (6.2K vs 5) and monetization model (free vs ad-supported). On price, rating, update cadence and in-app purchases 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.
On the App Store both sit at effectively the same score — 5.0 for Cor4 against 5.0 for ISI Elite Training. That said, the two scores are not equally well evidenced: ISI Elite Training has 6.2K ratings behind it against 5, so its average is the more settled of the two.
Cor4 ships an update monthly, ISI Elite Training every 3 weeks. The most recent releases landed on June 7, 2026 and September 22, 2026 respectively.
| Parameter | Cor4 | ISI Elite Training |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | 5.0 (6.2K ratings) |
| Positive reviews | — | 88.6% of reviews |
| Number of ratings | 5 | 6.2K — better |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 123 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Cor4 LLC | Geisler Young |
Customer experience
Cor4
ISI Elite Training
Bugs and requests
Cor4
Not enough reviews yet to summarise bugs or requests.
ISI Elite Training
Reported bugs
2 issues- Class count not updating correctly
- Booking classes not working in new app
Requested features
2 requests- Add total sessions remaining in subscription
- Improve app readability and accessibility
In-app purchases
Cor4
No in-app purchases
ISI Elite Training
No in-app purchases
Questions
Is Cor4 free?
Is ISI Elite Training free?
Which has better reviews, Cor4 or ISI Elite Training?
Do Cor4 or ISI Elite Training have ads?
Which is updated more often, Cor4 or ISI Elite Training?
Other comparisons
