Best Decimator Apps & Games

187+ iOS apps & games curated and reviewed

4.1 avg rating
17 free apps & games
Updated May 2026

Looking for free decimator apps and games? 17 of our 187+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Decimator

Decimator#1

Decimator by Kosada Incorporated

Editor's Choice
🛍️ Shopping
4.3(3 ratings)
Free
Decimator screenshot 1
Decimator screenshot 2
Decimator screenshot 3

Look up Dewey Decimal numbers quickly and easily with this handy tool, which allows browsing and searching in 10 languages without requiring an internet connection. Try it now to efficiently find the Dewey Decimal numbers you need.

PCM2612 Retro Decimator Unit#2

PCM2612 Retro Decimator Unit by Inphonik

Strong Contender
🎵 Music
5.0(28 ratings)
Free
PCM2612 Retro Decimator Unit screenshot 1
PCM2612 Retro Decimator Unit screenshot 2

This free audio application offers a 32-step scalable 8-bit decimation effect with adjustable dry/wet levels, stereo/mono switching, and customizable output filtering. Try it out and experience a unique sound transformation with low CPU usage.

Third Grade Learning Games#3

Third Grade Learning Games by RosiMosi LLC

Math & Reading App for Kids
Worth Considering
📚 Education
4.3😐(17K ratings)
FreeIn-App Purchases
Third Grade Learning Games screenshot 1
Third Grade Learning Games screenshot 2
Third Grade Learning Games screenshot 3
Third Grade Learning Games screenshot 4
Third Grade Learning Games screenshot 5

Discover a fun and engaging way for third graders to enhance their math skills through interactive learning games. Spark their interest and boost their knowledge with our educational app – play, learn, and excel in math!

What We Love

  • 🚀 Helps kids learn effectively
  • 👍 Fun and engaging for children
  • 📈 Improves academic performance

Room to Improve

  • 🐛 Buggy star/scoring system
  • 💰 Excessive paid content
  • 🤔 Confusing or unclear instructions

More Decimator apps to explore

4
Decim8
Decim8
Decim8
by Kris Collins
$0.99

Discover a top-rated app with 33 unique digital effects for transforming photos taken live or from your library. Save your favorite combinations as personalized effects and unleash creativity with effects that vary each time. Experience the thrill of previewing effects before applying them!

📷 Photo & Video
(149)
5
Binary Decimal Converter
Binary Decimal Converter
Binary Decimal Converter
by Satish Boggarapu
Free

This application allows users to easily convert numbers between Binary, Decimal, Hexadecimal, and Octal number systems. Download now and start converting numbers with just a few taps!

📚 Education
(68)
6
Fraction Calculator + Decimals
Fraction Calculator + Decimals
Fraction Calculator + Decimals
Includes Decimals to Fractions
Free

Introducing a versatile Fraction Calculator app with features like reducing fractions, converting decimals to fractions, and more. Simplify everyday math problems with ease and precision. Check it out at www.zapzapmath.com for a seamless math experience.

📊 Productivity
(293)
7
Decimals to Fractions
Decimals to Fractions
Decimals to Fractions
Convert Decimals to Fractions
$1.99

This application quickly and accurately converts decimals to fractions and vice versa, with a simple and easy-to-use interface. It also offers a percent calculator feature and works offline, allowing users to perform calculations without an internet connection.

📚 Education
(11)
8
Hex to Decimal Converter
Hex to Decimal Converter
Hex to Decimal Converter
quick conversion tool
Free

This handy conversion tool allows you to easily convert hexadecimal numbers to decimal or binary and vice versa, displaying results in real-time as you type. Simply enter your number, click on the result, and it will be copied to your clipboard for convenience.

🔧 Utilities
(8)
9
Binary to Decimal Converter
Binary to Decimal Converter
Binary to Decimal Converter
Convert Binary, Decimal, Octal
Free
🔧 Utilities
(0)
10
Fraction Basics & Decimals
Fraction Basics & Decimals
Fraction Basics & Decimals
Zapzapmath Home Math Fractions
Free

This video app teaches core concepts of fractions through 12 animated videos, covering topics from understanding fractions to converting fractions to decimals and percents. Unlock all video content with an All Access Pass and build a strong foundation in fractions, exploring topics like equivalent fractions, adding and subtracting fractions, and more.

📚 Education
(10)
11
Fractions to decimals games for kids 3rd graders math ideas
Fractions to decimals games for kids 3rd graders math ideas
Fractions to decimals games for kids 3rd graders math ideas
by Prathed Sangwongvanit
Free

Improve kids' skills with free, fun math practice, converting fractions to decimals and more. Engage your child in interactive games and activities to master 3rd-grade math concepts.

🎮 Games
(1)
12
Binary to Decimal to Hexadecimal Converter
Binary to Decimal to Hexadecimal Converter
Binary to Decimal to Hexadecimal Converter
by Aldiyar Ablyazov
Free
📚 Education
(10)
13
Decimal (.)
Decimal (.)
Decimal (.)
Decimal Converter
Free
$0.99 | 100% OFF
🔧 Utilities
(0)
14
Decimal to Percent Converter
Decimal to Percent Converter
Decimal to Percent Converter
Part of CalCon Calculator
Free
🔧 Utilities
(0)
15
Fraction Calculator-Decimal RA
Fraction Calculator-Decimal RA
Fraction Calculator-Decimal RA
Fraction Calculator & Tutor
Free
🔧 Utilities
(13)
16
Decimal Time Converter
Decimal Time Converter
Decimal Time Converter
by CodeBurners
Free

This application quickly and easily converts hours and minutes to decimals, and vice versa, using a simple and intuitive interface with slot machine style spinners. It's perfect for anyone who needs to bill for their time or make instant conversions, allowing users to input values in various formats and see results displayed instantly.

🔧 Utilities
(4)
17
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Decimal to Fractions Converter
Free

This application is a powerful tool for calculating fractions with ease, providing users with a handy way to perform fraction-related calculations quickly and efficiently. Simplify your math tasks and crunch numbers effortlessly with this handy fraction calculator app.

📊 Productivity
(22K)
18
Smart Shopping List A LA CARTE
Smart Shopping List A LA CARTE
Smart Shopping List A LA CARTE
Make shopping easier
Free
📊 Productivity
(76)
19
Decimal Tally Counter w/ Limit
Decimal Tally Counter w/ Limit
Decimal Tally Counter w/ Limit
Decimal Count with Limit Gauge
Free
📊 Productivity
(0)
20
Decimal to Fraction Math Facts
Decimal to Fraction Math Facts
Decimal to Fraction Math Facts
Convert Decimals to Fractions
$6.99

An app that effortlessly converts decimals to fractions, with adaptive learning to enhance efficiency and mastery of decimal and fraction calculations. Improve your math skills in just a few minutes each day and always have a fraction calculator brain at your disposal.

📚 Education
(8)

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