Tools for Students
144 toolsTools to boost your study sessions. Transcribe lectures, format text, train your brain with puzzles, generate focus sounds, and practice typing.
Penalty & Interest Calculator
Late-payment penalty & interest calculator: contractual daily/annual rate or Russia Art. 395 key rate, period breakdown, partial payments. Free.
World Counter
Click one button and watch a single live world counter tick upward together. Back your country in the daily click battle. Free, in your browser.
Collaborative book
Write a book together: start a story or add a page to someone else's. Append-only, your page editable for 24h. For writers and readers. Free.
Career Test for Teens
Free RIASEC career test for teenagers. Discover careers that fit your interests, with real pay, job growth and AI outlook for each match. Free.
Profanity Filter
Check any text for profanity and censor swear words across 9 languages.
Calculator
Basic and scientific modes, voice readout in 9 languages, large buttons and a running paper-tape — built to be easy for seniors, children and everyone else.
Screen Sharing
Share your screen with anyone via a link or 6-letter code. No camera, optional voice, nothing to install.
Online Timer
Free online timer: run several labeled countdowns at once, plus Pomodoro and HIIT interval modes, fullscreen, and alarm sounds.
Falling Sand
Pick an element and paint on the canvas. Watch sand fall, water flow and fire spread.
Spirograph
Adjust the ring, gear and pen sliders to draw geometric spirograph curves.
Speech to Text
Speak into your microphone and watch text appear in real time. Voice commands, auto-punctuation, 60+ languages.
Audio to Text
Upload any audio file and get accurate text transcription with timestamps. Powered by Whisper AI — runs in your browser.
Text to Speech
Convert text to natural speech with neural AI voices in 30+ languages. Download as MP3.
Re-Dub
Upload audio or video, get an editable transcript, and re-voice it — change the speaker, switch voices line by line, or re-dub just one character.
Online Voice Recorder
Record from microphone or system audio directly in your browser. No installation, no signup — just press record.
Word Counter
Count words, characters, sentences, paragraphs. Readability scores, keyword density, social media limits. Free, runs in your browser.
Text Formatter
All-in-one text formatter: 60+ operations for case conversion, cleaning, encoding, fancy text. Free, private, in browser.
Punctuation & Spell Checker
Check Russian and English punctuation, commas, dashes and spelling — with rule explanations and one-click fix. Russian has an advanced in-browser spell-checker.
World Alphabets
Interactive alphabet guide for 12 languages. Click any letter to hear its pronunciation. Learn mode + quiz mode.
Poetry Analyzer
Analyse poems: detect metre (iambic, trochaic, dactylic), rhyme scheme, syllable count and spellcheck. For students and writers. Free.
Russian–Latin Transliterator
Convert Cyrillic to Latin in 9 standards side by side — passport, GOST, ICAO, BGN/PCGN and more. Compare them, reverse the conversion, export a PDF name card.
Russian Stress Marks
Automatically place stress marks on Russian text, pick the variant for homographs, and restore the letter ё.
Declension by Case
Enter a noun and get it in all six cases, singular and plural, with stress marks and audio.
Russian Vocabulary Test
An adaptive test estimates how many Russian words you know from your "know / don't know" answers.
