USK Karate vs FOURM40
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
USK Karate
Stay informed about upcoming events and explore the comprehensive curriculum. Receive timely mobile notifications directly from the studio.
- View upcoming events
- Browse curriculum
- Receive mobile notifications
- Studio updates
Read full descriptionHide full description
View upcoming events, browse our curriculum, and get mobile notifications from our studio.
FOURM40
Read full descriptionHide full description
With the FOURM 4.0 App, you’ll have access to high-performance coaching designed to help you build strength, boost energy, and optimize your life. Follow and track your workouts, nutrition, habits, progress, and results — all with direct support from your coach. FEATURES: Access personalized training plans and log your workouts Follow along with guided exercise videos Track your meals and make smarter nutrition decisions Stay consistent with daily habit tracking Set goals and monitor real progress toward them Earn milestone badges as you hit new personal bests and maintain streaks Message your coach directly for real-time support Track body metrics and upload progress photos Get push notifications for upcoming workouts and habits Sync with Apple Watch to track workouts, steps, habits, and more Connect with Apple Health, Garmin, Fitbit, MyFitnessPal and other devices to pull in sleep, activity, nutrition, and body composition data Download the app today and start leveling up your performance.
Screenshots
Verdict
USK Karate and FOURM40 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.
| Parameter | USK Karate | FOURM40 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (15 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 20 MB | 200 MB |
| Age rating | 4+ | 4+ |
| Developer | David Alvas | FOURM40 LLC |
In-app purchases
USK Karate
No in-app purchases
FOURM40
No in-app purchases
Questions
Is USK Karate free?
Is FOURM40 free?
Do USK Karate or FOURM40 have ads?
Which is updated more often, USK Karate or FOURM40?
Other comparisons
