Clocked Timer vs O
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Clocked Timer
This app provides professional-grade timing for groups, managing multiple athletes and lap times with precision. It offers automatic tracking, performance analytics, and instant results, all while working offline and keeping data private.
- Individual stopwatches for large groups
- Automatic lap tracking
- Smart group management
- Performance analytics
- Instant leaderboards
- Offline functionality
- Private data storage
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Clocked turns your iPhone into a complete race timing system. Time every racer at once, share results in seconds, and run everything from weekday practice to race day — no chip timing hardware, no spreadsheets. Built for coaches, PE teachers, running clubs, and small-event organizers. TIME EVERY RACER AT ONCE • One live master clock, one timer per athlete • Mass start, interval start, scheduled start, or individual manual starts • Multi-lap races with per-lap splits • Undo protection and a screen that stays awake at the finish line SHARE RESULTS IN SECONDS • Generate a public results link the moment the race ends — parents and athletes view it in any browser, no app or login needed • Turn links on or off anytime, and copy them with one tap • Export results as CSV, PDF, or PNG TURN TWO PHONES INTO A TIMING SYSTEM • Use a second device at the start line with a simple join code • Start racers from the start line, stop them at the finish — like chip timing, without the hardware TRAINING OR REAL COMPETITIONS • Training mode keeps practice simple with sequential numbers • Competition mode adds bib numbers throughout — setup, timing, results, and exports • Distance and laps in metric or imperial BUILD YOUR TEAM ROSTER • Organize athletes into color-coded groups • Reuse your roster race after race • Full race history with instance comparison, editable times, and DNF handling Whether you're timing cross country practice, a ski team time trial, a swim meet, or your club's Saturday 5K — Clocked gets every athlete's time right, and gets it to them fast. — Clocked Pro subscription — Clocked Pro unlocks Competition mode, two-device timing, unlimited race history, and PDF/CSV export. $2.99/month or $19.99/year with a 7-day free trial on the yearly plan. Payment is charged to your Apple Account; subscriptions renew automatically unless canceled at least 24 hours before the end of the period. Manage or cancel anytime in your Apple Account settings. Privacy Policy: https://clockedtimer.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
O
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O-Time is a simple and reliable start clock designed for orienteering events. The app provides accurate countdown timing, a clear time display and support for start lists, making it perfect for both small training sessions and larger competitions. Key features: – precise start countdown – start list support (XML import) – display of current and upcoming runners – sound signals before start – full-screen mode readable from a distance – customizable clock appearance – works offline O-Time is built for organizers and orienteering clubs, but it can be used anywhere a precise start timing system is needed. No ads. No unnecessary features. Just works.
Screenshots
Verdict
The clearest difference is price: Clocked Timer at Free against O's $2.99. O's advantage is in-app purchases (none vs 3) and update cadence (every 3 weeks vs every 5 months). On ads, device support 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
Clocked Timer is free to download; O costs $2.99 up front. Clocked Timer sells 3 in-app purchases, starting at $2.99 per month. O asks for nothing beyond the download.
Clocked Timer ships an update every 5 months, O every 3 weeks. The most recent releases landed on September 18, 2026 and August 26, 2026 respectively.
| Parameter | Clocked Timer | O |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 17.6 — better |
| Further details — not scored | ||
| Size | 46 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Foldup Studio LLC | Anna Adamska |
In-app purchases
Clocked Timer
- Clocked Pro Monthly$2.991 Month
- Clocked Pro Yearly$19.991 Year
- Unlimited Group Creation$9.99
O
No in-app purchases
Questions
Is Clocked Timer free?
Is O free?
Do Clocked Timer or O have ads?
Which is updated more often, Clocked Timer or O?
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