Time Filler vs One Second Challenge
Price, ratings, monetisation and update history for both games, side by side ā with what reviewers say about each.
Time Filler
Test your internal clock by holding a button and releasing it when you believe 10 seconds have passed. The game employs various distractions to challenge your perception of time, with health mechanics based on timing accuracy. Compete in daily challenges or against friends.
- Hold button to count time
- No visible timer or progress bar
- Sabotage mechanics for time perception
- Health system based on timing accuracy
- Marathon mode for survival
- Daily Challenge and VS Mode
- Shareable results
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Count to 10 seconds in your head. Now do it without being wrong. TIME FILLER is a game about guessing when 10 seconds has passed ā and discovering you're terrible at it. Hold the button. Release when you think the target time has elapsed. No visible timer. No countdown. No helpful progress bar. Just you and your internal clock. That should be easy. It isn't. THE GAME TIME FILLER starts simple and then begins interfering with your sense of time. Visual chaos. Rhythm poisoning. Counting attacks. The game quietly sabotages your internal clock while you insist you're doing fine. Usually you are not. HOW IT WORKS You begin with a lifespan. Each round costs health based on how far off your timing was. Get close enough and you recover health. Miss badly and the punishment gets worse. Overshoot the target and the game is particularly pleased with itself. Survive as long as you can while TIME FILLER throws everything it has at your sense of time. FEATURES ⢠Simple idea, cruel results Hold the button. Count in your head. Release when you think the time is right. ⢠Sabotage mechanics Fake rhythms, misleading cues, visual interference, and other deeply unnecessary distractions. ⢠Marathon mode Stay alive as long as your internal clock holds together. ⢠Daily Challenge Everyone gets the same run each day. Compare how wrong you were. ⢠VS Mode Two players. One device. No excuses. ⢠Shareable results Post your near-perfect attempt or the exact moment your brain betrayed you. Turns out counting to 10 seconds is harder than it sounds. Especially without a timer.
One Second Challenge
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How good is your internal clock? One Second is a minimalist timing game with one rule: trust your sense of time. No countdowns, no hand-holding ā just you and the rhythm of a single second. Start by tapping once every second. Then push further: stop a hidden timer at exactly 10 seconds, match a random target, or hold for precisely one second. The closer you land, the higher you score. RHYTHM MODES ⢠Classic ā Three lives. Find the beat and keep your combo alive. ⢠Precision ā One life, razor-thin windows. For the steady-handed. ⢠Zen ā No fail state, with a gentle metronome. Pure practice. ⢠Daily ā One challenge a day. Build your streak. ESTIMATION MODES ⢠Blind 10 ā Tap, then stop at exactly 10 seconds. No clock. ⢠Target ā Match a random time, shown for just a moment. ⢠Hold ā Press and hold for exactly one second. PASS-AND-PLAY MULTIPLAYER Hand the phone around with 2ā4 players. Pick an avatar, take your turn, and find out who really has the best internal clock on the end-of-match leaderboard. TRACK YOUR PROGRESS Per-mode bests, perfect rate, average drift down to the millisecond, daily streaks, and milestones ā watch your timing sharpen over time. ⢠Clean, minimal design ⢠Satisfying sound and haptics (toggle anytime) ⢠Plays fully offline ā no account, no sign-up ⢠No ads How close can you get to a perfect second?
Screenshots
Verdict
The clearest difference is in-app purchases: One Second Challenge at none against Time Filler's 1. One Second Challenge also leads on ads (none vs shown). Time Filler's advantage is update cadence (every 2 days vs every 6 weeks) and device support (3 vs 1). On price there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Time Filler sells 1 one-off in-app purchase. One Second Challenge asks for nothing beyond the download.
Time Filler ships an update every 2 days, One Second Challenge every 6 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.
| Parameter | Time Filler | One Second Challenge |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | ā |
| Update frequency | Every 2 days ā better | Every 6 weeks |
| Ads | Yes | No ā better |
| In-app purchases | Yes | No ā better |
| Monetization | Free with in-app purchases | ā |
| Devices | iPhone, iPad, iPod ā better | iPhone |
| Requires iOS | 14.0 ā better | 16.0 |
| Further details ā not scored | ||
| Size | 71 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Fountain Interactive Ltd | THEJ KUMAR SIDDHOTAM ARULRAJ |
In-app purchases
Time Filler
- Go Unlimited$2.99
One Second Challenge
No in-app purchases
Questions
Is Time Filler free?
Is One Second Challenge free?
Do Time Filler or One Second Challenge have ads?
Which is updated more often, Time Filler or One Second Challenge?
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