X4 FIT vs True40 Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
X4 FIT
This app facilitates booking and managing fitness classes at a boutique gym. It offers efficient, full-body functional workouts with on-screen demos and varied routines. Members can easily register, book classes, and purchase memberships or retail items.
- Coach-led group fitness classes
- 50-minute full-body workouts
- On-screen exercise demos
- Constantly changing routines
- Class booking for members
- Membership and retail purchasing
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X4 FIT is a boutique group fitness gym offering 50-minute, full-body functional workouts designed for efficiency and variety. Each coach-led class features on-screen demos and a constantly changing workout—so no two workouts are ever the same. Our goal is to make incorporating fitness into our members’ busy lives as easy as possible so they can get in, work out, and get back out to the lives they love. The only requirements are commitment and effort. The X4 workout leverages the four elements of fitness: VO₂ Max Work, Resistance Training, Metabolic Intervals, Functional Movement Patterns. It’s a scientific methodology that ensures a full-body workout targeting cardiovascular health, muscular ability, power development, and metabolic conditioning that directly transfers to strength outside the gym. Our premium mobile app allows easy first-time registration, existing member class booking, and membership/retail purchasing!
True40 Studio
Browse and purchase class packs or memberships. View the schedule, filter by class type, and manage your reservations to stay organized and committed to your fitness goals.
- Purchase class packs and memberships
- View class schedule
- Filter classes by type
- Manage reservations
- Track upcoming classes
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Features: -Purchase Class Packs and Memberships Easily browse and purchase our class packs or membership options -View our schedule Filter classes by type to find the perfect fit for your routine. -Manage your reservations Book your class reservations with ease. Keep track of your upcoming classes and manage your schedule to stay organized and committed to your fitness goals.
Screenshots
Verdict
X4 FIT and True40 Studio are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume 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.
On the App Store both sit at effectively the same score — 5.0 for X4 FIT against 5.0 for True40 Studio. Both are backed by a comparable volume of ratings — 222 and 187 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
X4 FIT ships an update every 3 weeks, True40 Studio monthly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.
| Parameter | X4 FIT | True40 Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (222 ratings) — better | 5.0 (187 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 222 — better | 187 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 38 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | X⁴, LLC | True40 Franchise Company, LLC |
Customer experience
X4 FIT
True40 Studio
In-app purchases
X4 FIT
No in-app purchases
True40 Studio
No in-app purchases






