Tempest Game Clock vs Game Clock Pro
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Tempest Game Clock
This companion app transforms your iPhone into a high-definition display for a physical, tournament-style game clock. It pairs with the clock to provide clear analog and digital timing for various board games, including a strict tournament mode.
- iPhone display integration
- Analog and digital game timing
- Supports increments and delays
- Tournament mode
- Compatible with Chess, Backgammon, Go, Scrabble, etc.
- Pairs with physical game clock
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This is a COMPANION APP to the Tempest Game Clock (available at tempestclock.com) A unique, tournament-style, heavy-weighted game clock that uses your own iPhone as its high definition, full color display. This app is intended only for owners of the Tempest Game Clock: a deluxe traditional form factor chess clock (using a patented precision rocker to control play during the game, not the touch screen). It pairs with this app to deliver clear analog and digital game timing with or without increments, delays, sudden death or OT time controls. Perfect for Chess, Backgammon, Go, Scrabble, Othello/Reversi, Checkers/Draughts, and other board games. Tempest features a strict TOURNAMENT MODE - which disables all phone / text functionality during rated games per FIDE and USCF guidelines. To see the clock in action and to order yours, please visit tempestclock.com.
Game Clock Pro
A professional and elegant game clock designed for competitive turn-based games like Chess, Go, and Shogi. Offers tournament-grade accuracy, multiple time systems, and customizable alerts with a premium design and ultra battery efficiency.
- Tournament-grade accuracy
- Professional time systems (Fischer, Bronstein, Byoyomi)
- Premium customizable themes
- Ultra battery efficient design
- Customizable alerts (beep, voice, silent)
- Save custom time control presets
- Haptic feedback
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The most elegant and professional game clock for serious board game players. Trusted by tournament players worldwide for Chess, Go (Baduk/Weiqi), Shogi, and all competitive turn-based games. WHY GAME CLOCK PRO? - Tournament-Grade Accuracy: Precision timing trusted by competitive players - Professional Time Systems: Fischer, Bronstein, Byoyomi, Canadian Byoyomi, Tournament modes - Premium Design: 6 stunning themes including Wood, Cherry Blossom, Ocean, High Contrast - Ultra Battery Efficient: Optimized refresh rates for hours of uninterrupted play - Customizable Alerts: Beep, countdown voice, or silent mode for any environment PERFECT FOR: - Chess (Blitz, Rapid, Classical) - Go/Baduk/Weiqi (with Byoyomi support) - Shogi (Japanese Chess) - Scrabble & Word Games - Backgammon, Checkers, Othello - Any competitive board game ADVANCED FEATURES: - Save custom presets for your favorite time controls - Haptic feedback for tactile confirmation - Large, easy-to-read display even in poor lighting - Elegant themes: Wood, Cherry Blossom, Ocean, High Contrast, Light, Dark - Clean interface that stays out of your way Join thousands of players who've upgraded their game experience. Download Game Clock Pro today and focus on your strategy, not the clock.
Screenshots
Verdict
The clearest difference is price: Tempest Game Clock at Free against Game Clock Pro's $2.99. Tempest Game Clock also leads on update cadence (every 2 months vs every 3 months) and iOS requirement (12.0 vs 15.6). On review sentiment, ads, 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
Tempest Game Clock is free to download; Game Clock Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Tempest Game Clock ships an update every 2 months, Game Clock Pro every 3 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.
| Parameter | Tempest Game Clock | Game Clock Pro |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 4.9 (7 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 7 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 39 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | TEMPO-GAMES LLC | Engin Yazilan |
Customer experience
Tempest Game Clock
Game Clock Pro
In-app purchases
Tempest Game Clock
No in-app purchases
Game Clock Pro
No in-app purchases
Questions
Is Tempest Game Clock free?
Is Game Clock Pro free?
Do Tempest Game Clock or Game Clock Pro have ads?
Which is updated more often, Tempest Game Clock or Game Clock Pro?
Other comparisons
