20 free tools · nothing to install · nothing uploaded
Small, sharp tools for things you make.
Chart a cross stitch, lay out plywood cuts, price a 3D print, sync subtitles or trim a ringtone. Every tool runs on your own device, so the files you open never leave it.
- CraftsCross stitch pattern makerPhoto to printable chart with DMC floss list7 guidesOpen →
- CraftsCrochet & bead pattern makerC2C graphs, written rows and fuse bead boards6 guidesOpen →
- CraftsYarn calculatorYards and skeins for blankets, scarves and sweaters6 guidesOpen →
- CraftsWord search makerPrintable puzzles with an answer key6 guidesOpen →
- CraftsCrossword makerPrintable crosswords and word scrambles6 guidesOpen →
- MakersCut list optimizerPlywood and lumber layouts with less waste6 guidesOpen →
- MakersFraming & deck calculatorStud layouts, openings and deck material lists6 guidesOpen →
- Makers3D print cost calculatorDrop an STL, get grams, hours and cost7 guidesOpen →
- MakersResistor color code calculatorBands to ohms, SMD codes and E-series7 guidesOpen →
- Audio & videoSubtitle shifter & converterShift, resync and convert SRT, VTT and ASS7 guidesOpen →
- Audio & videoAudio trimmer & ringtone makerCut audio and make iPhone or Android ringtones9 guidesOpen →
- Audio & videoOnline metronomeSample-accurate clicks, tap tempo, speed trainer7 guidesOpen →
- Audio & videoBPM detectorDrop a song, get its tempo and beat grid6 guidesOpen →
- PhotoImage dithering toolRetro 1-bit, Game Boy and PICO-8 looks7 guidesOpen →
- PhotoHalftone generatorDots, lines and CMYK screens with SVG export6 guidesOpen →
- PhotoMinecraft pixel art generatorImage to blocks with a full material list6 guidesOpen →
- PhotoDepth of field & exposure calculatorsDepth of field, exposure, ND and star trails7 guidesOpen →
- Home & hobbyAquarium calculatorsGallons, weight, heater and filter sizing6 guidesOpen →
- Home & hobbyPond & pool calculatorGallons, liner size and pump flow for any shape6 guidesOpen →
- Home & hobbyBaker's percentage calculatorBaker's percentages, hydration and dough temp9 guidesOpen →
How Feeed works
Built to be trusted with your files.
- Your files stay with youPhotos, audio, 3D models and subtitles are processed by your browser. There is no upload step, no account and nothing for us to store.
- Real reference dataDMC floss numbers, E-series resistor values, standard sheet and tank sizes — each tool works from the references professionals use, and says where values are approximate.
- Formulas on the pageCalculators show how they get their numbers and are checked by automated tests, so you can trust the result before you cut, print or solder.
From the guides · 133 articles
Learn the craft behind the tool.
- Cross stitch pattern makerAida cloth count guide: 11, 14, 16 or 18?
- Crochet & bead pattern makerC2C color changes: bobbins, carrying and fewer ends
- Yarn calculatorC2C vs granny squares: which uses more yarn?
- Word search makerHow to make a word search puzzle
- Crossword makerCrossword puzzles for kids: a guide by age
- Cut list optimizerBoard Feet: How Lumber Volume Is Measured and Priced
- Framing & deck calculatorDeck joist spacing and span
- 3D print cost calculatorHow much electricity does a 3D printer use?
- Resistor color code calculatorReading Resistor Color Bands Without Guesswork
FAQ
Questions, answered.
Are Feeed tools really free?
Yes. Every tool is free to use with no sign-up, no watermarks and no usage limits. The site is supported by advertising.
Are my files uploaded?
No. Photos, audio, subtitles, 3D models and other files you open are processed by your browser on your own device. They are never uploaded to our servers.
Do I need to install anything?
No. All tools run in any modern browser on desktop, tablet or phone. Some tools also work offline once the page has loaded.
Can I use the results commercially?
Results you create from your own files are yours to use for personal or commercial projects. See the terms of use for details.
How accurate are the calculators?
Each calculator shows its formula and assumptions, and is checked by automated tests against published reference values. They are designed for planning and learning; always check critical measurements against your own materials, equipment and manufacturer data.