Eon Timer 2.9.3 -

Uses a series of six beeps and color flashes (A/V mode) to signal the final countdown, helping players synchronize their button presses. Common Troubleshooting

For users who prefer different interfaces or encounter issues, FlowTimer and ZomgTimer are popular alternatives. DasAmpharos/EonTimer: Pokémon RNG Timer - GitHub Eon Timer 2.9.3

Features calibration for "Delay" and "Seconds," commonly used in Diamond, Pearl, Platinum, HeartGold, and SoulSilver. Uses a series of six beeps and color

Users of the web version have reported occasional audio lag where beeps don't match the visual flashes; counting the flashes is recommended if this occurs. " commonly used in Diamond

Re-implemented for advanced users requiring non-standard timing adjustments.

Available as a desktop application for Windows, macOS, and Linux.

Includes a built-in feature to notify users of newer versions. Supported Game Generations