GDF HEMA Timer vs Chess Clock Timers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GDF HEMA Timer
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GDF HEMA Timer is a precise and minimal timer designed for Historical European Martial Arts (HEMA) training. It helps fencers, instructors, and tournament organizers manage timing during drills, bouts, and sparring sessions. Features: - Simple interface with large, readable display - Configurable round and break durations - Audible and vibration alerts for start and end signals - Preset saving for repeated training routines - Works fully offline, with no ads or tracking - Open-source and lightweight This timer is developed by practitioners for practitioners, focusing on reliability and clarity during intense training sessions.
Chess Clock Timers
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Chess Clock Timers is the tournament-grade chess clock for serious players. Full FIDE and USCF time control support — Fischer increment, Bronstein delay, and simple US delay — in a beautiful, dead-simple timer with DGT-style ergonomics. Tap anywhere on your half to switch turns — the way you would a real chess clock. Only your half responds during your move, so accidental mistaps during your opponent's turn are impossible. BUILT FOR REAL PLAY • Tap-anywhere targets — slap your side with the back of your hand, just like a physical chess clock • Only the active side responds — no catastrophic mistaps during your opponent's turn • Center pause that's deliberately hard to hit by accident mid-game • Audible flag fall even with your phone on silent — tournament reliable • Top half rotates 180° so both players read upright across the board • The clock keeps running when you switch apps or lock your phone — just like a real chess clock EVERY TIMING MODE • Fischer increment — time added at the start of each move (FIDE standard) • Bronstein delay — used time returned, capped at the delay (cannot accumulate) • Simple US delay — clock pauses for N seconds before ticking each move (USCF standard) • Sudden death — pure countdown, no time added EVERY OFFICIAL PRESET, OUT OF THE BOX Bullet: 1+0, 2+1 Fischer Blitz: 3+0, 5+0, 3+2 Fischer, 5+3 Fischer Rapid: 10+0, 15+10 Fischer, 25+10 Fischer Classical: 60+0, 90+30 Fischer (World Championship) USCF: G/30 d5, G/60 d5, G/90 d30 CRAFTED FOR TIME PRESSURE • Digits shift amber at 30 seconds, critical red under 10 seconds • Optional chime at the low-time thresholds • Crisp haptic feedback on every move • Optional tap sound for confirmation • Move counter shown alongside the active clock • Light, dark, and system-matching themes Save your own custom time controls in any mode and any duration — Fischer, Bronstein, simple delay, or sudden death. No ads. No accounts. Tap and play. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is device support: GDF HEMA Timer at 3 against Chess Clock Timers's 1. GDF HEMA Timer also leads on iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases 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.
| Parameter | GDF HEMA Timer | Chess Clock Timers |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 18 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Dmytro Lisitsyn | Adapted Hub LLC |
In-app purchases
GDF HEMA Timer
No in-app purchases
Chess Clock Timers
No in-app purchases
Questions
Is GDF HEMA Timer free?
Is Chess Clock Timers free?
Do GDF HEMA Timer or Chess Clock Timers have ads?
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