Flex Studio vs Ki
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flex Studio
Easily plan and schedule your fitness classes directly from your 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 planning
- Device-based convenience
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Download the Flex Studio 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!
Ki
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Evolvement starts when you reconnect with your true self. Our center is where reconnection and awareness begins, starting with your body, mind and eventually to your soul.
Screenshots
Verdict
Flex Studio and Ki 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.
Flex Studio ships an update every 3 weeks, Ki monthly. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.
| Parameter | Flex Studio | Ki |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 190 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | HTS Holdings Ltd | ASIATECH CONSULTING SERVICES, INC. |
In-app purchases
Flex Studio
No in-app purchases
Ki
No in-app purchases
