Comparison

Zef vs Triple20

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

Triple20

Features
Read full description

Triple20 is the darts scorer that does more than add up points. Record every throw, keep the match moving and turn each session into useful insights that help you improve. Start a game in seconds • Play 301, 501, Cricket or free scoring • Set up multiplayer matches • Choose the number of legs to win and enable double-out • Undo the latest throw if you make a mistake Practice with a clear goal • Choose from 6 guided drills for accuracy, scoring and doubles • Track your results, overall training score and history • Pause a session, resume it later and share your progress Understand your game • Track your 3-dart average, wins, best legs and highest finishes • Review your 180s, best visits and match history • Follow your progress over time, with separate match and practice stats • Choose how your heatmap looks: individual dart impacts or color-coded zones • Replay a match dart by dart and compare players head to head • Create and share personalized cards from matches, practice and profile stats Designed to stay out of the way at the oche, Triple20 is fast, clear and easy to read in light or dark mode. Create player profiles, add photos and pick up a game without losing momentum. Triple20 works locally first, so you can play right away. Sign in when you want to back up and sync your data. Whether you play with friends, at the club or in practice, Triple20 helps you score accurately, understand your progress and come back stronger for the next match. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Zef4 screens
Triple204 screens

Verdict

The call

The clearest difference is update cadence: Triple20 at weekly against Zef's fortnightly. Zef's advantage is device support (5 vs 2). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Zef sells 3 in-app purchases, starting at $6.99 per month and Triple20 sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Zef ships an update fortnightly, Triple20 weekly. The most recent releases landed on October 22, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 8 level
Zef versus Triple20: the parameters behind the verdict, then further details
ParameterZefTriple20
PriceFreeFree
Rating4.6 (41 ratings) — better—
Positive reviews90.7% of reviews—
Number of ratings41 — better—
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod, Mac, Apple Watch — betteriPhone, iPad
Requires iOS15.0 — better16.4
Further details — not scored
Size43 MB78 MB
Age rating4+12+
DeveloperDavid KiefferJulien Siauvaud

In-app purchases

3 purchases

Zef

Subscriptions3
  • Premium for one month7 Days trial$6.991 Month
  • Summit for one year$26.991 Year
  • Premium for one year$34.991 Year
2 purchases

Triple20

Subscriptions2
  • Pro Player$2.991 Month
  • Triple 20 - PRO Yearly$22.991 Year

Questions

Is Zef free?
Zef is free to download, with in-app purchases available.
Is Triple20 free?
Triple20 is free to download, with in-app purchases available.
Do Zef or Triple20 have ads?
Neither Zef nor Triple20 shows ads.
Which is updated more often, Zef or Triple20?
Zef ships an update fortnightly, and Triple20 weekly. Most recently, Zef was updated on October 22, 2026 and Triple20 on October 4, 2026.

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