Available as a Web App
Broadcast Clock v11.1
A powerful and intuitive web application for radio producers, programme directors and broadcasters. It provides a visual representation of the hour schedule ("hot clock") to plan, manage and monitor programming segments in real time.
Key features
- Visual clock interface: segments as coloured arcs on analogue clocks
- AI generation: create complete schedules with artificial intelligence
- Multiple timer modes: real time, segment countdown, elapsed stopwatch
- Printable timeline: export schedules optimized for studio use
- Full management: add, edit and delete segments
- AI generation
- Timeline simulation
- Professional print
- Save/load
- Resizable layout
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Available as a Web App
LTC Generator Tool
Professional web application to generate SMPTE LTC timecode in audio. Create fixed-length or continuous streams, export WAV files or route the LTC signal to the selected audio device. Includes real-time clock mode and an up/down broadcast counter.
Key features
- Multiple sources: manual entry, real clock or broadcast counter
- Audio/WAV output: playback on device or high-quality download
- Frame rates: 24, 25, 29.97, 30 fps (non-drop)
- Channel routing: left, right or stereo L+R
- Continuous mode: loop playback until stopped
- Realtime/manual
- WAV export
- Channel routing
- Broadcast counter
- SMPTE LTC
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Available as a Web App
Timecode Calculator
An essential tool for video, broadcast and film professionals. It offers an intuitive interface for precise timecode calculations with full support for all standard frame rates and drop-frame.
Key features
- Flexible calculations: precise additions and subtractions between timecodes
- Lock system: intuitive logic for input/output fields
- Full frame rates: PAL, NTSC, drop-frame and high definition
- Customizable interface: colour themes and modern design
- Web technology: no installation required
- Instant calculations
- Standard frame rates
- Lock system
- Custom themes
- Responsive
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Available as a Web App
Signal Generator
Cutting-edge web application for sound engineers and developers. Generates high-quality audio signals to test circuits, microphones, speakers and communication systems on platforms like ESP32, Arduino and Raspberry Pi.
Key features
- TTS speech synthesis: multilingual support with natural voices
- Standard signals: sine waves, sweeps, ITU-T P.501 multisine
- Noise generators: white and pink noise for audio testing
- Multilingual interface: Italian, English, Spanish, French and German
- Professional export: high-quality WAV format download
- Speech synthesis
- ITU-T signals
- Audio testing
- Multilingual
- WAV export
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Available as a Web App
International Talking Clock
Multilingual talking clock powered by Gemini TTS that announces the current time in various languages and provides historical facts based on the current time. Perfect for international broadcast studios and multilingual applications.
Key features
- Multilingual voice synthesis: support for 10+ languages with natural Gemini voices
- Time announcements: speaks the current time in the selected language
- Fact of the minute: historical facts related to the current time
- Automatic translation: facts translated into the selected language
- Modern design: interface with a digital clock display
- Natural voices
- 10+ languages
- AI facts
- Auto translation
- Talking clock
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Available as a Web App
PTP Timing Calculator
The reference tool for anyone configuring a PTP grandmaster in a broadcast plant. It converts IEEE 1588 log2 message intervals, validates the parameters of the SMPTE ST 2059-2, AES67 and IEEE 1588 default profiles, converts between PTP (TAI), UTC and local time, and computes ST 2059-1 frame alignment with exact integer arithmetic.
Key features
- Interval converter: log2 values to seconds and messages per second, with a PTP network load estimate
- Profile parameters: SMPTE ST 2059-2, AES67 and IEEE 1588 default, with live range validation
- PTP, TAI and UTC: Unix seconds, PTP seconds and the currentLocalOffset for the SM TLV
- ST 2059-1 frame alignment: exact BigInt arithmetic, no rounding drift, correct at 29.97 fps
- SM TLV: all eleven fields of ST 2059-2:2021 Table 2, including Daily Jam and next discontinuity
- IEEE 1588
- SMPTE ST 2059-2
- AES67
- SM TLV
- Exact arithmetic
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Available as a Web App
Genlock Timing Calculator
Turns metres of cable into the number you actually type into a sync generator. It converts cable propagation delay into lines and pixels, works out the advance needed for the reference and return runs, and shows the same offset expressed on a black burst or a tri-level reference.
Key features
- Cable delay: coax, fibre and Cat6 velocity of propagation, converted into lines and pixels
- Facility timing: reference run plus return run, giving the advance to dial in
- Format reference: total lines, pixel clock and line duration for SD, HD and UHD
- Two-way conversion between microseconds and lines plus pixels
- The same offset on black burst and tri-level, side by side
- Black burst
- Tri-level sync
- Cable delay
- Lines and pixels
- SD, HD, UHD
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Available as a Web App
Human Chess with AI
A chess opponent that makes mistakes like a person. The instinct behind every move comes from Maia-3, a neural network trained on millions of real games to play like a human of a given level; Stockfish, one of the strongest engines in the world, stands guard against the blunders that player would notice. Grandpa explains your moves and answers your questions, and there are tactics puzzles, openings, reviews of your games and challenges with friends. Free, also as an app on your phone.
Key features
- Seven levels from ~1100 to ~2300, driven by the Maia-3 network, trained on real Lichess games
- Grandpa: explains your moves, stops you when you blunder and gives you a report card
- Talk to Grandpa: free questions in chat, answered from Stockfish's analysis and a library of verified cards (openings, tactics, endgames, rules, history)
- Grandpa's 70-step course, review of your mistakes over the next days, Grandpa commenting on the bot's moves and speaking aloud
- First steps: how the pieces move, coordinates and basic endgames
- Over 120,000 tactics puzzles by rating and theme, with a daily puzzle
- Move-by-move game review, with mistakes explained, arrows, the story of the game and lines to try
- Review your Chess.com and Lichess games
- Learn openings: 18 lines with explanations and practice
- Online games with a friend via a link, no sign-up
- Round-robin tournaments with friends, standings and WhatsApp messages
- Installable app: against the bot it works offline too
- My progress: level over time, openings, 22 achievements; share images and games
- Position editor, archive, PGN and FEN, 2D and 3D board, Chessnut Air electronic board
- Chess
- Maia
- Online
- Stockfish
- Free
Play online
