Choose a game with a result you can describe
In Dunk, a moving hoop follows each shot and clean swishes build a combo. A useful note might say “missed short after the hoop moved right” or record the highest combo in a run. In Stack, the overhang from each placement is trimmed; record how many placements you made before a miss and whether centering improved. These are different measures, so keep a separate line for each game rather than comparing raw scores across titles.
A journal also works for a finite sequence. Tide Trail has an 18-level map; note the level reached or route decision you want to revisit. Do not infer that your notes synchronize between devices or that the game will preserve a run—those are separate product behaviors.
Use a short entry format
Write four items after a run: title, result, one decision, next experiment. For example: “Dunk; 7 clean; released before settling on left-moving hoop; next time wait for the rim to stabilize.” Or: “Stack; 12 placements; tower drifted right; aim to land near center.” Avoid recording vague judgments like “bad round.” The goal is a concrete observation, not a performance report.
Compare only attempts with similar rules and starting conditions. If the game changes speed, target movement or stage difficulty as you progress, include that context. The existing scores and leaderboards guide discusses public scores; a private journal can remain useful even if a title has no leaderboard.
Stop when the experiment is answered
Set an attempt limit before you begin if you want to keep the exercise contained. Once you have tested the planned adjustment, write the result and leave. If the game result screen offers a personal record, you can note it, but do not assume the number is saved across sessions unless its interface says so.
Questions about personal best journal for games
Do I need a special score-tracking app?
No. A paper note or ordinary notes app is enough. Record the exact title, the measure that matters and one observation. This guide does not depend on a game providing an export or complete run history.
Should I compare my score with other players?
Only if you want that kind of challenge and the game's leaderboard compares the same mode and conditions. For practicing a specific decision, your own like-for-like attempts are more informative. Use the public leaderboard as a separate reference, not as a substitute for noting what changed.