Tool directory
Image Upload Tools and Utilities
Start with image upload fixes for rejected photos, strict KB limits, exact dimensions, and format conversion. ToolNova also keeps useful text, calculator, and developer tools available in the same local browser workflow.
Text collection
Free Text Tools
Clean, count, format, and transform text directly in your browser.
Word Counter
Count words, characters, sentences, paragraphs, and estimated reading time instantly.
Open toolCharacter Counter
Count characters, words, spaces, and lines online while tracking a custom character limit.
Open toolCase Converter
Convert text to uppercase, lowercase, title case, sentence case, kebab-case, snake_case, and camelCase.
Open toolRemove Spaces
Clean text by trimming whitespace, collapsing repeated spaces, and removing empty lines.
Open toolImage collection
Image Upload Fixer
Fix image dimensions, file size, and format before uploading photos to forms, exams, profiles, and applications.
Image Upload Fixer
Resize, compress, and check an image against common upload requirements before submitting a form.
Open toolForm Image Fixer
Prepare a JPG photo for online forms that require exact dimensions and small file size.
Open toolExam Photo Resizer
Resize and compress an exam-style photo to compact portrait upload requirements.
Open toolSignature Resizer
Resize a signature image to a wide upload canvas while preserving the full signature.
Open toolPassport Photo Checker
Create a passport-style square photo output and check dimensions, file size, and JPG format.
Open toolProfile Picture Presets
Create a square profile picture or avatar output with common upload-friendly dimensions.
Open toolPhoto & Signature Resizer
Resize and compress a photo and signature image for online application upload requirements.
Open toolImage Compressor
Compress JPG, PNG, or WebP images in your browser and download a smaller file.
Open toolImage to 50KB
Compress an image toward a 50KB target for forms, documents, and upload limits.
Open toolImage to 100KB
Compress images toward a 100KB target without uploading them to a server.
Open toolImage to 200KB
Reduce an image file toward 200KB for web pages, forms, and sharing.
Open toolImage Resizer
Resize images by width and height in your browser, with optional aspect ratio locking.
Open toolResize Image to 300x300
Convert a photo or image to exactly 300x300 pixels for profiles, forms, thumbnails, and square uploads.
Open toolResize 512x512
Resize an image to 512x512 pixels for icons, avatars, and app assets.
Open toolPNG to JPG
Convert PNG images to JPG locally in your browser.
Open toolJPG to PNG
Convert JPG images to PNG locally in your browser.
Open toolWebP to PNG
Convert WebP images to PNG in your browser for compatibility and editing.
Open toolCalculator collection
Free Calculator Tools
Run quick everyday calculations for percentages, age, BMI, dates, and common tasks.
Percentage Calculator
Calculate percentages, percent of a number, and percentage increase or decrease.
Open toolAge Calculator
Calculate age in years, months, and days, plus days until the next birthday.
Open toolBMI Calculator
Calculate BMI with metric or imperial units and view a basic BMI category.
Open toolDeveloper collection
Free Developer Tools
Format, validate, encode, decode, and convert common developer data in your browser.