One touch, one flow, one perfect fill. Fill in One Go is a puzzle game.

Fill in One Go is a puzzle game where you can open the faucet only once to fill the cup.

Key Features
- One-Shot Challenge :: You get a single chance to open the faucet; miss it and retry instantly.
- Simple Controls :: Press and hold to let the water run, release to stop.
- Progressive Difficulty :: Easy starter levels, then ramps up with tricky obstacles, slopes, and walls.
- Cute Cup Emotes :: The cup frowns when it's empty and smiles when you nail the perfect fill.
- Snack-Sized Gameplay :: Each level takes 10-30 seconds; perfect for quick breaks.

How to Play
- Hold anywhere on the screen to open the faucet.
- Watch the water level and release at the ideal moment.
- Reach the target line to clear the stage.
- Factor in gravity, angles, and rebounds to master every level.


Download Fill in One Go now and pour the perfect splash in a single shot.

// Option A //

To download Fill in One Go mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Fill in One Go mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Fill in One Go from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Fill in One Go in HappyMod App.