C'tennis vs Zest.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
C'tennis
This app acts as a digital clubhouse for tennis club members, offering services like court booking, partner finding, and event information. It prioritizes user data privacy and aims to enhance the player experience within their club.
- Digital clubhouse for tennis clubs
- Court reservation
- Find tennis partners
- Contact tennis instructors
- Form communities
- Event information
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C’tennis est une application destinée à améliorer l’expérience du joueur de tennis dans son club*. Elle est éthique en ne divulguant pas les données qui y figurent ou qui y circulent. Véritable club-house digital, C’Tennis présente tous les services qu’un club offre aux sportifs qui le fréquentent : réserver un court**, trouver des partenaires, contacter un enseignant, constituer des communautés, être informé des évènements… C’tennis, c’est mon club. * L'application C'Tennis est réservée aux adhérents. ** Pour la réservation de court, vous serez redirigé vers l'application ADSL Sports. Son installation vous sera proposée le cas échéant.
Zest.
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Join your building's app and enjoy many services from your mobile. Zest. it is the simple, practical & secure application to stay informed and communicate in the building. The application allows you: • to follow in real time what is happening in your building with the follow-up of the news of the building and the escalation of incidents • interact with the occupants of the building via messenger, the forum and classified ads • benefit from services to simplify your daily life: concierge, reservation of spaces or common goods, receipt of packages and all other third-party services integrated into the application
Screenshots
Verdict
The clearest difference is ads: C'tennis at none against Zest.'s shown. On price, update cadence, in-app purchases and device support 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.
C'tennis ships an update monthly, Zest. every 3 weeks. The most recent releases landed on October 1, 2026 and October 24, 2026 respectively.
| Parameter | C'tennis | Zest. |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.4 | 16.0 — better |
| Further details — not scored | ||
| Size | 118 MB | 68 MB |
| Age rating | 17+ | 4+ |
| Developer | Whaller | MonBuilding&Co |
In-app purchases
C'tennis
No in-app purchases
Zest.
No in-app purchases
