Online calculators & converters
Math tools are easy-to-use and real-time online calculators and converters to quickly convert units or calculate math. We have different tools to calculate CM↔inch, LBS↔KG or the hypotenuse.
Hypotenuse Calculator
Hypotenuse Calculator is an online math tool to quickly calculate the longest side of a right angled triangle. Just enter the 2 shortest sides.
Go to Hypotenuse Calculator ⇒Percent Off Calculator
The Percent Off Calculator is a helpful tool for real-time calculation of the sales price and discount. Simply enter the original price and discount percentage.
Go to Percent Off Calculator ⇒Inches to CM Converter
The Inches to CM Converter calculates in real-time the equivalent number of centimeters for a given number of inches. It is perfect for determining if your new TV will fit
Go to Inches to CM Converter ⇒CM to Inches Converter
With the CM to Inches Converter, you can convert centimeters to inches in real-time. It's the best way to calculate the equivalent amount of inches by simply entering the number of centimeters.
Go to CM to Inches Converter ⇒LBS to KG Converter
The LBS to KG Converter allows you to convert pounds to kilograms in real-time. You can also refer to the conversion table for manual conversions.
Go to LBS to KG Converter ⇒KG to LBS Converter
The KG to LBS Converter enables real-time conversion from kilograms to pounds. Additionally, you can consult the conversion table for manual conversions.
Go to KG to LBS Converter ⇒We're working hard to create new converter tools and online calculators. Stay tuned. Do you miss a tool on our website or have ideas to improve one of our tools? Please send us a message via Facebook or Instagram.
More Comment Picker Tools
Giveaway Tools
Comment Picker provides tools to select a winner for giveaways on Instagram, Facebook, YouTube, X (Twitter), TikTok and Reddit. You can also draw a random name with the Name Picker or the Wheel of Names for any other raffle.
(10) tools View all Giveaway Tools ⇒Instagram Tools
Explore our Instagram Tools, which enable you to create giveaways, choose contest winners, export Instagram comments, discover Instagram IDs and usernames, generate Instagram fonts, analyze your IG accounts, extract hashtags, download Instagram photos, and more.
(11) tools View all Instagram Tools ⇒Facebook Tools
Our Facebook Tools helps you with selecting a winner for a Facebook giveaway or contest on your Facebook page or group. Furthermore, you can export Facebook comments and likes, lookup Facebook IDs, and many more.
(7) tools View all Facebook Tools ⇒YouTube Tools
Our YouTube Tools help you select a random winner for a YouTube contest, export YouTube comments and video lists or playlists, download YouTube thumbnails, find channel or video IDs, extract or generate YouTube video tags, and much more.
(11) tools View all YouTube Tools ⇒Twitter Tools
Our Twitter Tools help you select a winner for your Twitter contest based on Retweets, Quote Tweets, or Likes. In addition to the Twitter Picker, we also offer tools for exporting Twitter data and finding Twitter IDs.
(3) tools View all Twitter Tools ⇒TikTok Tools
The TikTok Tools can help you choose a winner for a TikTok giveaway, export TikTok comments from a video, download TikTok followers from a TikTok account, and find TikTok IDs or account statistics. Discover all TikTok tools.
(4) tools View all TikTok Tools ⇒Export Tools
Our Export Tools helps you to export comments, likes, videos, followers, and other user and metadata from your posts and videos on Instagram, Facebook, YouTube, TikTok, and X (Twitter), and downloading them in CSV format for Excel, Numbers, or Sheets.
(9) tools View all Export Tools ⇒Wheel Pickers
With our Wheel Pickers, you can spin the wheel to select a random name, number, letter, and more. Each wheel is customizable with colors, fonts, and other settings.
(5) tools View all Wheel Pickers ⇒Random Generators
Utilize our Random Generators to generate random teams, names, words, numbers, letters, QR codes, tournaments, passwords, combinations, short text, lists, country names, capital names, strings, animals, and much more.
(27) tools View all Random Generators ⇒Name Generators
Use one of our Name Generators to generate ideas for names, unique baby names, random female or male names, animal names for naming your pet, or fake names for fictional characters.
(6) tools View all Name Generators ⇒Text Tools
Explore the Text Tools, featuring a word, character, and hashtag counter, list shuffling, and the creation of stylish small text, Instagram fonts, and reversed text.
(7) tools View all Text Tools ⇒Other Tools
Explore our Other Tools with a variety of handy and fun online utilities. Try the Dice Roller, Coin Flipper, Online Stopwatch, Countdown Timer, What is my IP, Decision Maker and more.
(7) tools View all Other Tools ⇒