Free tools that never see your files
Tools for documents, money, everyday tasks and science. They all run in your browser: nothing is uploaded, nothing about you is saved, and there is no sign-up.
663free tools, each with its own number
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Money 3
- Budget plannerWork out what a trip, project or event will cost and how much to save each month, or plan your monthly budget with weekly and yearly bills, and see your savings grow. #10
- Bill calendarPut your rent, bills, subscriptions and pay days on a calendar once. Repeating items fill in every month, you tick what you have paid, and a running balance warns you before money runs short. #24
- Loan payoff plannerPlan extra payments on a home, car or personal loan, as lump sums or regular top-ups, and see the interest you save and how much sooner you're debt-free. #11
Documents 7
- File compressorOne tool for PDF, Word, Excel, PowerPoint, JPG, PNG, CSV, ZIP and more. Files are compressed on your device and never uploaded. #1
- Image resizerCrop, rotate and resize any photo or screenshot, convert between JPG, PNG and WebP, and shrink it under a size limit. Nothing is uploaded. #2
- ZIP checkerSee what is inside a ZIP, how well each file is packed, and whether it can get smaller. Nothing is uploaded. #3
- Prompt prunerStrip repeated headers, page numbers, legal footers and extra spaces from PDFs, Word files, web pages and code, and get clean Markdown that uses fewer AI tokens. #8
- File converterConvert pictures to PDF and back, PDF to text, Word to HTML or Markdown, and Excel, CSV and JSON between each other. Nothing is uploaded. #4
- ATS resume builderFill in your details and get a clean, one-column resume that hiring software can read, with a live ATS score. Download it as PDF or Word. #12
- ATS resume checkerSee your resume the way hiring software reads it, get a score out of 100 with plain fixes, and match it to a job ad. PDF or Word. #7
Everyday 4
- Shift schedulerMake a weekly or monthly staff rota for a team of 5 or 500. List your staff, set your shifts, press Fill and adjust by tapping. Download it as an editable Excel or Word file, a PDF or an image with the columns you choose. No sign-up, nothing uploaded. #174
- Weekly and monthly plannerA clean week and month planner with times and colours. Type “Gym 7am tue” to add a plan, then download the week or month as an image or PDF in one click. #5
- Link cleanerRemove tracking codes, UTM tags and affiliate parts from any link and get the clean address. Works on a whole message at once. #6
- LinkedIn post formatterAdd bold, italic, underline and bullet lists to LinkedIn posts, see where '…see more' cuts in, and copy it ready to paste. #9
Science 649
- PhysicsClassical mechanics, Electromagnetism, Thermodynamics and statistical physics, Quantum mechanics, Optics and photonics, Acoustics and wave physics, Nuclear and particle physics, Plasma physics, Fluid dynamics, Condensed matter physics, Relativity and gravitation, Biophysics and medical physics, General physics lab helpers85
- Astronomy and spaceObserving, Astrophotography, Planetary science, Solar physics, Stellar astrophysics, Galactic and extragalactic astronomy, Exoplanets, Radio astronomy, Spaceflight and astrodynamics, Research53
- ChemistryGeneral and lab chemistry, Organic chemistry, Analytical chemistry, Physical chemistry, Inorganic and coordination chemistry, Computational chemistry, Electrochemistry and battery science, Polymer chemistry, Green chemistry and safety, Nuclear and radiochemistry43
- Materials scienceCrystallography, Mechanical behaviour, Phase and thermal behaviour, Microscopy and image analysis, Nanoscience, Semiconductors and electronics materials23
- Earth sciencesStructural geology, Mineralogy and petrology, Geochemistry and geochronology, Sedimentology and stratigraphy, Geophysics and seismology, Volcanology, Geomorphology, Hydrogeology, Mining and economic geology, Geodesy and surveying, Remote sensing and GIS46
- Weather, ocean and climateMeteorology, Climatology, Atmospheric chemistry and air quality, Physical oceanography, Chemical and biological oceanography, Glaciology and cryosphere, Paleoclimatology, Hydrology and water resources31
- Environmental scienceEnvironmental monitoring, Ecotoxicology, Environmental engineering, Carbon and energy accounting, Conservation science16
- Molecular and cell biologyMolecular biology, Genomics and bioinformatics, Proteomics and protein science, Biochemistry, Structural biology, Cell biology and cell culture, Microbiology, Virology and immunology, Genetics, Synthetic biology, Metabolomics and lipidomics, Systems biology54
- Ecology and organismsEcology, Evolutionary biology and phylogenetics, Population genetics, Zoology and animal behaviour, Entomology, Botany and plant science, Mycology and plant pathology, Marine and freshwater biology, Forestry, Fisheries science, Physiology, Neuroscience, Developmental biology, Astrobiology55
- Agriculture and foodAgronomy and soil science, Horticulture and plant breeding, Food science, Animal science, Veterinary science, Aquaculture22
- Health and medicineEpidemiology, Biostatistics, Pharmacology, Toxicology, Clinical calculators, Medical imaging, Nutrition and dietetics, Exercise and sport science, Public health, Audiology and vision science, Dentistry, Genetic counselling, Nursing and lab medicine44
- Maths, statistics and computingPure mathematics, Applied mathematics, Geometry and topology, Discrete maths and graph theory, Statistics, Data science and machine learning, Computer science, Information theory and cryptography, Operations research, Complex systems and network science51
- EngineeringElectrical and electronics, Signal processing, RF and communications, Control and robotics, Mechanical engineering, Civil and structural engineering, Geotechnical engineering, Thermal and fluid engineering, Chemical engineering, Aerospace engineering, Energy and power systems, Nuclear engineering, Biomedical engineering, Transportation engineering, Petroleum engineering, Metrology and quality73
- Social sciencesPsychology and psychometrics1
- Humanities and archaeologyArchaeology, Paleontology, Dating methods, Digital humanities, Heritage conservation, Musicology and music acoustics22
- Research toolkitWriting and publishing, Figures and data presentation, Lab management, Data management, Ethics and planning, Teaching and outreach, Citizen science30
Newest: Gillespie stochastic simulator, Gene network viewer, Pathway ODE builder, Volcano plot and PCA, Adduct and neutral loss calculator.
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Coming next: Time zone meeting planner, QR code generator, Sales tax, VAT and GST calculator, Data cleaner, Currency converter.