Best Fill In Puzzle App

233+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated June 2026

Fill is the household name in fill in puzzle app, but it's far from the only option. We track 233+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Fill In Puzzle App

Fill-In Crosswords (Word Fit)#1

Fill-In Crosswords (Word Fit) by Emmanuel Mathis

Simple and relaxing
Editor's Choice
🎮 Games
4.8😊(2.5K ratings)
FreeAdsIn-App Purchases
Fill-In Crosswords (Word Fit) screenshot 1
Fill-In Crosswords (Word Fit) screenshot 2
Fill-In Crosswords (Word Fit) screenshot 3
Fill-In Crosswords (Word Fit) screenshot 4

A relaxing word game similar to crosswords where you fill in words instead of clues, offering various difficulty levels, grid styles, daily puzzles, multiple languages, and customization options for grid appearance. Enjoy a daily challenge and immerse yourself in this engaging word-fill experience.

What We Love

  • 👍 Fun and relaxing puzzles
  • 🧠 Challenges the mind
  • 🕰️ Good time passer
  • 💻 Well-designed user interface

Room to Improve

  • ⏱️ Timer issues (inaccurate or keeps running)
  • 🚫 Inability to go back and complete missed daily puzzles
  • 📢 Intrusive ads
Fill-In Crosswords#2

Fill-In Crosswords by Emmanuel Mathis

Strong Contender
🎮 Games
4.8😊(2.9K ratings)
FreeAdsIn-App Purchases
Fill-In Crosswords screenshot 1
Fill-In Crosswords screenshot 2
Fill-In Crosswords screenshot 3

Experience the ultimate challenge with Fill-In Crosswords! Put your word skills to the test by completing grids with a single solution. Choose from various difficulty levels and languages, enjoy a simple and vibrant design, with regular updates for new puzzles and features. Start playing today!

What We Love

  • 🤩 Relaxing and enjoyable
  • 👍 Fun and addictive gameplay
  • 💯 Great entertainment value
  • 🎉 Joyful and satisfying

Room to Improve

  • 🤔 Difficulty level could be more challenging
  • 🐛 Calendar display issue in daily challenge
Flow Free#3

Flow Free by Big Duck Games LLC

Fun and Relaxing Brain Puzzle
Worth Considering
🎮 Games
4.8😊(381K ratings)
FreeAdsIn-App Purchases
#29in Games
Flow Free screenshot 1
Flow Free screenshot 2
Flow Free screenshot 3
Flow Free screenshot 4
Flow Free screenshot 5

Flow Free is a fun and addictive brain puzzle game where you connect matching colors with pipes to create a flow. With over 2,500 free levels and various gameplay modes, challenge yourself with relaxing or intense puzzles. Give it a try and experience the "mind like water" feeling!

What We Love

  • 👍 Relaxing and fun
  • 🧠 Challenges the brain
  • ⏱️ Good for passing time
  • 🔓 No WiFi required

Room to Improve

  • 🔍 Ads can be intrusive
  • 💰 Hints/levels can be expensive
  • 🤯 Levels can get too difficult

More Fill In Puzzle App apps to explore

4
Fill-Ins · Word Fit Puzzles
Fill-Ins · Word Fit Puzzles
Fill-Ins · Word Fit Puzzles
Plays like crossword puzzles!
Free

Enjoy Fill-Ins, a classic word fit puzzle game similar to crosswords, featuring thousands of free puzzles of varying difficulty levels. Exercise your mind by fitting all given words in the puzzle grid, with features like unlimited hints and stats tracking. Play on your phone or tablet online or offline. Contact support at support@razzlepuzzles.com or visit RazzlePuzzles.com. Try it now!

🎮 Games
(1.6K)
5
Water Sort Puzzle
Water Sort Puzzle
Water Sort Puzzle
Color sorting puzzle games
Free

A color sorting puzzle game where players must carefully pour colored water between glasses to group them together. Exercise your brain with this addictive and challenging yet relaxing game. Simply tap to pour and match colors!

🎮 Games
(324K)
6
Fill In 3D
Fill In 3D
Fill In 3D
Fill the cubes!
Free

Get ready to relax and unwind with this satisfying 3D cube-filling game! Swipe to move the collector, place cubes in the hole, and fill it up to reveal an image. Let's start filling!

🎮 Games
(9.9K)
7
Block Fill Line Puzzle Game
Block Fill Line Puzzle Game
Block Fill Line Puzzle Game
Fill all the blocks in one go!
Free

Fill all the blocks in one continuous line without lifting your hand, using logic and strategy to progress through increasingly difficult levels in this addictive single-line puzzle game. Challenge your brain and master every path to prove you're the ultimate puzzle solver.

🎮 Games
(6.9K)
8
Just Draw - Drawing Puzzle
Just Draw - Drawing Puzzle
Just Draw - Drawing Puzzle
Fill in the missing piece
Free

Solve fun drawing puzzles by filling in missing objects in various scenes. Test your creativity and problem-solving skills in this addictive game. Put your artistic and puzzle-solving brain to the test - play now!

🎮 Games
(5.5K)
9
ZEN Block™-tangram puzzle game
ZEN Block™-tangram puzzle game
ZEN Block™-tangram puzzle game
Drag block & Fill the space
Free

A captivating tangram puzzle game where you drag blocks to complete intricate patterns. Engage your mind and challenge your spatial awareness with ZEN Block™.

🎮 Games
(45K)
10
Fill-a-Pix: Minesweeper Puzzle
Fill-a-Pix: Minesweeper Puzzle
Fill-a-Pix: Minesweeper Puzzle
Mosaic logic art
Free

A mosaic logic art game where players must paint neighboring squares to reveal hidden pictures, offering challenging and deductive puzzles of various difficulty levels. Features include unique fingertip cursor controls, no ads, weekly bonus puzzles, and various tools for easier gameplay like hints and unlimited undo, providing hours of intellectual fun.

🎮 Games
(1.2K)
11
Block Puzzle -Glow Puzzle Game
Block Puzzle -Glow Puzzle Game
Block Puzzle -Glow Puzzle Game
Fun & Classic Puzzle Game
Free

"Enjoy endless fun with a captivating block puzzle game that will challenge your problem-solving skills. Download now and test your wits!"

🎮 Games
(27K)
12
All in Hole: Black Hole Games
All in Hole: Black Hole Games
All in Hole: Black Hole Games
Swallow & Fill Hole Puzzle io
Free

"Discover a unique app that simulates the growth and interaction of virtual sinkholes in real-time. Experience the fascinating phenomenon of sinkhole formation from your mobile device. Download now to explore this intriguing world of Sinkhole Sort."

🎮 Games
(119K)
13
Water Out Puzzle®
Water Out Puzzle®
Water Out Puzzle®
Challenging Water Puzzle Game
Free

Solve increasingly challenging puzzles by moving colored blocks towards matching pipes to fill all water blocks and complete each level. Plan your moves carefully to progress through the game.

🎮 Games
(3.2K)
14
Fill one-line puzzle game
Fill one-line puzzle game
Fill one-line puzzle game
one-line puzzle game
Free

Engage your brain with a free one-line puzzle game that offers 2,000 puzzles across four difficulty levels. Sharpen your mind by strategically filling blocks with just one line. Boost your cognitive skills and challenge yourself with this addictive brain training game today!

🎮 Games
(40K)
15
Puzzle Glow-All in One
Puzzle Glow-All in One
Puzzle Glow-All in One
Addictive brain puzzle games
Free

"Puzzle Glow-All in One" offers a collection of addictive brain puzzle games involving shapes, lines, colors, numbers, and symbols to enhance problem-solving skills. With simple but innovative puzzles for all ages and clean graphics, it's perfect for anyone looking for engaging mental challenges. Ready to boost your brainpower? Download now for free!

🎮 Games
(2.7K)
16
Word Fit Puzzle
Word Fit Puzzle
Word Fit Puzzle
Fill in word game
Free

"Enjoy the Word Fit Puzzle game, where you fill words into a crossword-like grid without traditional clues. Play in multiple languages with varying difficulty levels, customizable grid sizes, and more. Try it now for a challenging word game experience!"

🎮 Games
(3.6K)
17
Fit It 3D - Tangram Puzzle
Fit It 3D - Tangram Puzzle
Fit It 3D - Tangram Puzzle
Spin shapes & solve the puzzle
Free

"Solve 3D tangram puzzles by spinning shapes to fit them together and form specific objects. Challenge your spatial reasoning skills and enjoy a fun and engaging puzzle experience."

🎮 Games
(112K)
18
UP 9 - Hexa Puzzle!
UP 9 - Hexa Puzzle!
UP 9 - Hexa Puzzle!
Merge Numbers to get 9
Free

Merge numbers on a honeycomb grid to reach 9 in this addictive puzzle game. Stack numbered hexagons strategically to merge them up. Challenge yourself with no time limits and friendly colors. Play now for free!

🎮 Games
(3K)
19
Draw In™
Draw In™
Draw In™
Fill me in
Free

Draw In™ is a fun mobile game where players draw lines to fill in shapes, earning stars based on accuracy. Suitable for all ages, this app offers cute images hidden within shapes, encouraging replay for higher scores. Try it now and test your sketching skills!

🎮 Games
(197K)
20
Dropdom™ Jigsaw Puzzle
Dropdom™ Jigsaw Puzzle
Dropdom™ Jigsaw Puzzle
slide to fill a line&row:crush
Free

Experience a challenging and engaging jigsaw puzzle game where you slide blocks to fill a line. Try it now for a fun and stimulating brain exercise!

🎮 Games
(8.4K)