Instagram bio line breaker
Prepare multiline bio text with optional invisible separators on blank lines and inspect the copied character count.
Open toolWhat’s on your mind?
Find a little clarity. Search by name, or pick a category.
Something new: Internet speed test → Check your connection with a speedometer and a running bunny.
Showing 865–888 of 990 tools · Page 37 of 42
Reverse text and upside down text generator
Reverse visible character order, reverse word order or make approximate upside-down Unicode text.
Open toolBase64 and Base64url UTF-8 encoder decoder
Encode Unicode text as Base64 or URL-safe Base64 and strictly decode valid UTF-8 text.
Open toolText case converter with word and character counts
Convert to uppercase lowercase title sentence or alternating case while counting words and output characters.
Open toolWord and Unicode character counter
Count whitespace-separated words code points visible clusters lines paragraphs and estimated reading time.
Open toolURL slug sanitizer and permalink segment generator
Create a clean path segment with your chosen separator casing and ASCII or Unicode letter policy.
Open toolRoman numeral and integer converter
Convert whole numbers from 1 to 3999 to Roman numerals and validate canonical Roman notation.
Open toolCSV to JSON and JSON to CSV converter
Convert quoted CSV records into a JSON array or export a JSON object array as CSV without losing leading-zero text.
Open toolWebsite favicon HTML code generator
Generate an escaped favicon link tag for an existing SVG PNG or ICO image path.
Open toolCSS px rem and em converter
Convert CSS lengths using separate root-font and element-context references instead of assuming every em equals one rem.
Open toolrobots.txt file generator
Prepare a simple all-crawler policy with optional path exclusions and an absolute sitemap URL.
Open toolDummy names and email data generator
Create reproducible fictional name and reserved-domain email fixtures in text CSV or JSON format.
Open toolYouTube thumbnail URL finder
Find direct image URLs for common thumbnail resolutions from a YouTube video URL or video ID.
Open toolUnicode strikethrough and underline text generator
Make copyable text using combining strikethrough underline double-underline or combined marks.
Open toolZalgo combining text generator
Add repeatable decorative combining marks with bounded intensity and a reproducible seed.
Open toolBulk URL opener with reviewed tab batches
Validate a URL list and explicitly open up to twenty links at a time while retaining individual link access.
Open toolDiscrete expected value and variance calculator
Build a finite probability distribution and inspect each outcome’s exact contribution to its expected value.
Open calculatorFraction simplifier with exact reduction steps
Reduce an integer numerator and denominator to lowest terms while preserving the value and explaining the decimal form.
Open calculatorFraction to decimal converter with repeating blocks
Convert an exact integer fraction to a terminating decimal or an explicitly marked recurring expansion.
Open calculatorFinite decimal to exact fraction converter
Turn a finite decimal string into a power-of-ten fraction and reduce it without floating-point guessing.
Open calculatorMixed number to improper fraction converter
Combine whole units and a fractional remainder with an explicit sign for the entire value.
Open calculatorSquare root and cube root radical simplifier
Extract perfect square or cube factors from an integer and compare the exact radical with its real decimal approximation.
Open calculatorArea and perimeter calculator for classroom shapes
Compare enclosed area and boundary length for a rectangle square circle or right triangle with a proportional SVG sketch.
Open calculatorAngle type identifier and degree to radian calculator
Classify an angle from zero to a full turn and see its counterclockwise rays and arc.
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