Developer / FREE ONLINE TOOL
Base64 converter
Encode or decode UTF-8 text with Base64 locally.
NO ACCOUNT NEEDED
Make it happen.
EVERY TASK HAS ITS TOOL
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EMI calculator ↗
Build monthly schedules for flat or reducing interest, fixed or floating rates, EMI, equal-principal and balloon repayments.
FREE TO USE OPEN TOOL ↗Loan prepayment planner ↗
Compare extra payments across flat, reducing and floating loan scenarios, including fees, rebate rules and payoff dates.
FREE TO USE OPEN TOOL ↗SIP calculator ↗
Project monthly investments with monthly compounding and optional annual step up.
FREE TO USE OPEN TOOL ↗SWP calculator ↗
Model monthly withdrawals, remaining balance, and depletion.
FREE TO USE OPEN TOOL ↗Image converter ↗
Convert JPG/JPEG, PNG and WebP images, resize, compress, and remove metadata in your browser.
FREE TO USE OPEN TOOL ↗Free image upscaler ↗
Enlarge images 2× or 4× in your browser with high-quality interpolation.
FREE TO USE OPEN TOOL ↗PDF editor ↗
Merge, split, reorder, rotate, delete pages, and export PDFs in your browser.
FREE TO USE OPEN TOOL ↗JSON formatter ↗
Validate and format JSON locally.
FREE TO USE OPEN TOOL ↗Base64 converter ↗
Encode or decode UTF-8 text with Base64 locally.
FREE TO USE OPEN TOOL ↗Image resizer ↗
Change image width while preserving its aspect ratio.
FREE TO USE OPEN TOOL ↗Image compressor ↗
Choose JPG/JPEG or WebP output quality and compare downloaded file sizes.
FREE TO USE OPEN TOOL ↗Image metadata remover ↗
Re-encode photo pixels to remove ordinary EXIF, GPS and camera metadata.
FREE TO USE OPEN TOOL ↗Image rotator ↗
Rotate a photo 90, 180 or 270 degrees without uploading it.
FREE TO USE OPEN TOOL ↗Image cropper ↗
Crop a rectangular region with a percentage-based preview.
FREE TO USE OPEN TOOL ↗Image filters ↗
Apply photo filter presets and adjust brightness, contrast and saturation locally. Preview and download JPG/JPEG, PNG or WebP results.
FREE TO USE OPEN TOOL ↗Image to grayscale ↗
Convert photos into grayscale in your browser.
FREE TO USE OPEN TOOL ↗Free Gemini watermark remover ↗
Remove the standard visible Gemini sparkle from original images using reverse alpha blending.
FREE TO USE OPEN TOOL ↗Free watermark cleanup ↗
Replace a visible watermark area with a matching nearby patch, with feathered edges.
FREE TO USE OPEN TOOL ↗PDF to JPG / JPEG ↗
Render every PDF page as a JPG/JPEG image and download the results as a ZIP.
FREE TO USE OPEN TOOL ↗Extract PDF text ↗
Extract a PDF’s existing text layer into a downloadable text file.
FREE TO USE OPEN TOOL ↗Images to PDF ↗
Arrange images into one A4 PDF, one photo per page.
FREE TO USE OPEN TOOL ↗QR code generator ↗
Create a downloadable QR code from text or a URL, locally.
FREE TO USE OPEN TOOL ↗Percentage calculator ↗
Find a percentage, percentage change, or the percentage one value represents of another.
FREE TO USE OPEN TOOL ↗Percentage change ↗
Compare the absolute and percentage change between two values.
FREE TO USE OPEN TOOL ↗Compound interest calculator ↗
Calculate compound growth with an explicit compounding frequency.
FREE TO USE OPEN TOOL ↗Lumpsum investment calculator ↗
Project an investment using an effective annual return.
FREE TO USE OPEN TOOL ↗Simple interest calculator ↗
Calculate simple interest and maturity value.
FREE TO USE OPEN TOOL ↗CAGR calculator ↗
Find the annualized growth rate between a positive starting and ending value.
FREE TO USE OPEN TOOL ↗ROI calculator ↗
Measure return on investment including additional costs.
FREE TO USE OPEN TOOL ↗Inflation calculator ↗
Estimate future cost and purchasing power at an assumed annual inflation rate.
FREE TO USE OPEN TOOL ↗Savings goal calculator ↗
Calculate end-of-month contributions needed for a future target.
FREE TO USE OPEN TOOL ↗Fixed deposit calculator ↗
Estimate a cumulative fixed deposit using quarterly compounding.
FREE TO USE OPEN TOOL ↗Unit converter ↗
Convert length, weight, area, volume, speed, and temperature units.
FREE TO USE OPEN TOOL ↗Fuel cost calculator ↗
Estimate trip fuel and cost from distance, mileage, and fuel price.
FREE TO USE OPEN TOOL ↗Electricity cost calculator ↗
Estimate appliance energy use and cost with a flat unit tariff.
FREE TO USE OPEN TOOL ↗Date difference calculator ↗
Find the number of calendar days between two dates.
FREE TO USE OPEN TOOL ↗Unix timestamp converter ↗
Convert Unix seconds or milliseconds into an ISO UTC timestamp.
FREE TO USE OPEN TOOL ↗URL encoder and decoder ↗
Encode or decode a URL component using percent encoding.
FREE TO USE OPEN TOOL ↗JSON minifier ↗
Validate and compact JSON by removing formatting whitespace.
FREE TO USE OPEN TOOL ↗CSV to JSON ↗
Parse quoted CSV with a header row into a JSON array.
FREE TO USE OPEN TOOL ↗JSON to CSV ↗
Convert a JSON array of flat objects into quoted CSV.
FREE TO USE OPEN TOOL ↗JWT inspector ↗
Inspect the header and payload of a JWT without verifying its signature.
FREE TO USE OPEN TOOL ↗UUID generator ↗
Generate cryptographically random UUID v4 identifiers.
FREE TO USE OPEN TOOL ↗Password generator ↗
Generate a password with cryptographically secure randomness.
FREE TO USE OPEN TOOL ↗SHA-256 hash ↗
Compute a SHA-256 digest of UTF-8 text.
FREE TO USE OPEN TOOL ↗Word and character counter ↗
Count Unicode characters, words, lines and UTF-8 bytes.
FREE TO USE OPEN TOOL ↗Text case converter ↗
Convert text to uppercase, lowercase, title case or sentence case.
FREE TO USE OPEN TOOL ↗URL slug generator ↗
Turn text into a readable URL slug.
FREE TO USE OPEN TOOL ↗Remove duplicate lines ↗
Remove duplicate text lines while preserving their first occurrence.
FREE TO USE OPEN TOOL ↗Sort text lines ↗
Sort text lines with numeric-aware natural ordering.
FREE TO USE OPEN TOOL ↗Color converter ↗
Convert a six-digit HEX color into RGB and HSL.
FREE TO USE OPEN TOOL ↗TOOL GUIDE / INSTRUCTIONS & ASSUMPTIONS
Using base64 converter
Encode or decode UTF-8 text with Base64 locally.
- Enter the values or text you want to work with.
- Review the settings and run the tool.
- Review the results and adjust the inputs to compare another scenario.
Frequently asked questions
Can I use base64 converter for free?
Yes. This tool is free, with no account required.
Where does processing happen?
The interactive tool runs in your browser. File inputs stay on your device. Developers can separately call the documented API for supported text and calculation tools.
What should I check before using the result?
Encode or decode UTF-8 text with Base64 locally. Review the inputs and output, and keep a copy of source files before replacing them.