FLiiP app vs REZZI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FLiiP app
Easily manage your fitness class bookings, subscriptions, and payments across multiple locations. Evaluate your experience and communicate directly with administration for a seamless fitness journey.
- Class booking management
- Experience evaluation
- Direct administration communication
- Subscription management
- Payment management
- Multi-location access
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The FLiiP application allows you to: - Manage your class bookings - Evaluate your experience - Communicate quickly with the administration - Manage your subscriptions - Manage your payments Find and quickly access the different locations you visit!
REZZI
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Beyond booking, Rezzi helps service businesses turn bookings into repeat business. Rezzi is a B2B operating platform for service businesses that need more than a simple booking calendar. Built for gyms, fitness studios, trainers, beauty businesses, wellness providers, and other service-based teams, Rezzi helps businesses manage bookings, clients, schedules, services, classes, payments, memberships, packages, attendance, and daily operations in one system. With Rezzi, service businesses can organize their workflows, reduce manual admin, and create a smoother experience for both staff and clients. Rezzi is designed to help businesses move beyond booking and turn appointments into repeat business.
Screenshots
Verdict
FLiiP app and REZZI 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.
FLiiP app ships an update every 8 days, REZZI fortnightly. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.
| Parameter | FLiiP app | REZZI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 36.6% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 8 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 53 MB | 95 MB |
| Age rating | 4+ | 4+ |
| Developer | FLiiP Inc. | Ihor Lisnytsia |
In-app purchases
FLiiP app
No in-app purchases
REZZI
No in-app purchases
