Zef vs Volexa
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zef
Track and organize your rides for various sports, including nautical activities. Features include race organization, jump height estimation, and social sharing of sessions and spots. Integrates with Health app for comprehensive data recording.
- Race organization and championship management
- Jump height estimation using drone technology
- Support for a wide range of sports
- GPX file import from watches
- Health app integration
- Social feed for friends and spots
- Live tracking and notifications
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Zef — Ride. Track. Connect. Zef is a multi-sport tracking app built for riders, with a strong focus on nautical sports. Track your sessions, analyze your performance, discover spots, and see your friends live — all in one app. Key Features Track your rides Record your sessions with your iPhone or Apple Watch. Zef integrates with the Health app and supports GPX imports from most watches. Advanced performance analytics Get detailed session stats including speed, distance, duration, speed polar, and health data. Sessions can be replayed to analyze each maneuver. Jump analysis Measure jump height using only your iPhone or Apple Watch. Powered by algorithms inspired by drone technology. Races & challenges Create private or public races for training or competition. Visual guidance and wind angles are displayed directly on your iPhone or Apple Watch. Spots & live activity Discover spots around you and see when riders are active. Follow spots and get notified when sessions start. Friends & live tracking Follow riders by username and get notified when friends go live. Watch their sessions live on the map and stay connected. Supported Sports Sailing, Windsurfing, Kitesurfing, Wingfoil, Kitefoil, Windfoil, SUP Foil, Surfing, Wakeboard, Kayaking, Paddling, Snowkiting, Landkiting, Cross-country skiing, Skating, Bike, Electric Bike, Parawingfoil, and more with custom tags. Apple Ecosystem • iPhone & Apple Watch support • Health app integration • Optimized for the Apple ecosystem Important Sessions must be recorded from the ground to be validated. Legal Terms of Service https://zef.watch/terms-and-conditions.html Privacy Policy https://zef.watch/privacy-and-security-policy.html
Volexa
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Volexa runs your padel tournaments so you can just play. Whether you're a player looking for tonight's Americano or an organizer running a weekly series, Volexa takes care of sign-ups, pairings, court rotation, scoring and standings in real time. FOR PLAYERS • See what's open at your club and join in one tap • Know your court, partner and opponents for every round • Enter scores courtside. Standings update instantly on every phone in the hall • Follow your rating from Rookie to Legend, with win rate, rivalries and full match history • Climb league and global leaderboards • Pick a partner and request to pair up for Winners' Court nights • Rate the players you shared a court with. Ratings are anonymous and shape playing-style profiles • Push notifications when you're approved, a spot opens up, or your tournament goes live FOR ORGANIZERS • Five formats: Americano, Winners' Court, Swiss Fixed Pairs, Swiss Switching Pairs and Round Robin • Automatic pairings and court movement. Winners move up the ladder, losers move down • Recurring series: set up a weekly slot once and every date opens for sign-up automatically • Approve join requests, manage the waiting list, replace a player mid-tournament • Divisions, private tournaments and shareable invite links • Venue display: put every court's live score on the club TV • Auto-start and reminders so play begins on time PLANS Joining is always free for players, and every organizer can run one tournament a month on the free plan. • Organizer: unlimited tournaments, up to 64 players, recurring weekly series, auto-start and reminders • Venue: everything in Organizer, up to 128 players and 5 organizer seats for your staff Subscriptions renew monthly and can be cancelled at any time in your App Store account settings. Available in English, Latvian and Spanish. Terms of Service: https://volexa.app/terms-of-service Privacy Policy: https://volexa.app/privacy-policy
Screenshots
Verdict
The clearest difference is update cadence: Volexa at every 4 days against Zef's fortnightly. Zef's advantage is device support (5 vs 1). On price, ads, in-app purchases and iOS requirement 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. Zef sells 3 in-app purchases, starting at $6.99 per month and Volexa sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Zef ships an update fortnightly, Volexa every 4 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.
| Parameter | Zef | Volexa |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (41 ratings) — better | — |
| Positive reviews | 90.7% of reviews | — |
| Number of ratings | 41 — better | — |
| Update frequency | Fortnightly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch — better | iPhone |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 43 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | David Kieffer | SIA Digital Development Services |
In-app purchases
Zef
- Premium for one month7 Days trial$6.991 Month
- Summit for one year$26.991 Year
- Premium for one year$34.991 Year
Volexa
- Organizer Monthly$9.991 Month
- Venue Monthly$49.991 Month









