Comparison

OGS Notify vs Game Clock Pro

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

Head to head
About

OGS Notify

Receive instant notifications for your Go games on online-go.com. This app helps you avoid timing out by alerting you to new moves, paused games, and the stone removal phase. It provides a quick overview of your current games and displays updated rankings.

Highlights
  • Push notifications for game moves
  • Today widget for game overview
  • Alerts for paused games and stone removal
  • Displays updated ranking system
  • Opens games in preferred browser
Features
Read full description

OGS Notify notifies you, when one of your Go games at the famous online-go.com server is waiting for you. Never time out on any of your go games! You can instantly get an overview over your current games. • Push notification gives you a glance of the board. Immediately see the played move! • Use the Today widget to get a quick overview of waiting games. • OGS Notify shows you when a game is paused manually, by vacation or weekend. You will also see when the game is in the stone removal phase. • Displays the ranking based on the new rating system • Open the games in your preferred browser ## If you use Facebook to authenticate at OGS: Please log into OGS and create a separate password at OGS under "Settings -> Account Settings". For the login in OGS Notify use your profile name and then created password!

About

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.

Highlights
  • 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
Features
Read full description

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

OGS Notify4 screens
Game Clock Pro4 screens

Verdict

The call

The clearest difference is review sentiment: Game Clock Pro at 100% against OGS Notify's 22%. Game Clock Pro also leads on in-app purchases (none vs 2) and update cadence (every 3 months vs every 7 months). OGS Notify's advantage is price ($0.99 vs $2.99) and iOS requirement (12.0 vs 15.6). On ads, monetization model 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

CostPrice · In-app purchases · Ads · Monetization

OGS Notify costs $0.99 and Game Clock Pro $2.99 up front. OGS Notify sells 2 one-off in-app purchases. Game Clock Pro asks for nothing beyond the download.

UpkeepUpdate frequency

OGS Notify ships an update every 7 months, Game Clock Pro every 3 months. The most recent releases landed on September 6, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
OGS Notify versus Game Clock Pro: the parameters behind the verdict, then further details
ParameterOGS NotifyGame Clock Pro
Price$0.99 — better$2.99
Rating3.5 (6 ratings) — better—
Positive reviews22.2% of reviews100.0% of reviews — better
Number of ratings6 — better—
Update frequencyEvery 7 monthsEvery 3 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size9 MB3 MB
Age rating4+4+
DeveloperGunther CronenbergEngin Yazilan

Customer experience

OGS Notify

All ratings6 ratings
Positive50.0%
Neutral33.3%
Negative16.7%
Written reviews9 reviews
Positive22.2%
Neutral33.3%
Negative44.4%

Game Clock Pro

Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

OGS Notify

One-time2
  • Green tea for Gunther$2.99
  • Burrito for Gunther$7.99
None

Game Clock Pro

No in-app purchases

Questions

Is OGS Notify free?
OGS Notify costs $0.99, and also offers in-app purchases.
Is Game Clock Pro free?
Game Clock Pro costs $2.99, with no in-app purchases.
Do OGS Notify or Game Clock Pro have ads?
Neither OGS Notify nor Game Clock Pro shows ads.
Which is updated more often, OGS Notify or Game Clock Pro?
OGS Notify ships an update every 7 months, and Game Clock Pro every 3 months. Most recently, OGS Notify was updated on September 6, 2026 and Game Clock Pro on September 24, 2026.

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