s0lve.it's rivals

Provides a collection of client-side browser utilities for hardware testing, development, audio, and security.

Provides over 170 free online tools, including financial calculators, text utilities, and unit converters.

Provides free online calculators for basic math, time, finance, technology, conversion, geometry, and more. Includes scientific and graphing calculators, prime number checkers, equation solvers, and other tools.

Provides free online calculation tools for finance, health, math, science, and everyday life.

Provides free online browser-based tools including JSON formatters, password generators, QR code makers, calculators, and converters.

Provides over fifty free online utilities including SEO tools, calculators, converters, and generators for developers, marketers, and creators.

Offers free online calculators and converters for various conversions like weight, length, and temperature. It also provides utility tools such as a Base64 encoder/decoder and JSON to CSV converter. No registration is…

Provides free browser-based utilities for image conversion, color adjustment, and calculations without requiring logins.

Provides free browser-based PDF converters, image tools, AI generators, utilities, fonts, calculators, and games.

Provides access to hundreds of professional calculators for financial planning, scientific calculations, and more. The site includes tools for utilities, health, and education.

Provides twenty-five free client-side developer tools, including AI utilities, a PDF suite, and JSON formatters, without requiring sign-up.

Provides a collection of free online tools and mini-apps, including calculators, planners, and utilities.

Free browser-based formatters, converters, calculators, and image tools for developers, designers, and writers.

Browser-based utilities for text, math, productivity, images, and files.

Provides free browser tools for text, images, dates, development, and security tasks.

Provides free, privacy-first financial, tax, mortgage, and utility calculators and tools for Canada, the United States, and global users.

Provides access to 80+ free, privacy-focused online developer tools. It includes utilities such as JSON Formatter and Base64 Converter.

Offers over eighty free online tools for SEO, image conversion, developer utilities, and calculations.

Provides over two hundred free online math, finance, and health calculators.

Provides browser-based utilities for developers, creators, and everyday tasks, including JSON formatting, PDF merging, and password generation.

Offers free online tools for text, images, PDFs, and developers. Many tools function directly within the browser without requiring a sign-up. It includes categories like AI tools, and utilities such as a case converter…

Provides browser-based utilities for editing PDFs, images, JSON, and QR codes without uploading files.

Provides free practical engineering and workshop calculators for automotive, electrical, fabrication, machining, and 3D printing.

Provides free web utilities for IT administrators, developers, and security professionals, including subnet calculators, DNS checkers, and password generators.

Provides free browser-based utilities for PDF, image, text, SEO, finance, and developer tasks without registration.

Offers free online calculators for finance, health, and math. The tools cover compound interest, BMI, percentage, age, and other calculations for various needs. It provides calculators across finance, math, and…

Provides free online tools for developers, freelancers, and creators, including data converters, calculators, and generators.

Provides a collection of free online web utilities for text, images, development, and calculations without installation.

Provides free browser-based utilities for image conversion, document editing, video processing, and DNS lookups.

Provides free browser-based tools to convert, format, generate, and calculate data without uploading anything.

Provides free browser-based utilities for files, calculations, and everyday tasks.

Offers over 100 free online tools for developers, designers, marketers, and creators. It includes formatters, converters, SEO checkers, image tools, and AI assistants.

Provides browser-based utilities to compress images, convert files, clean up text, and generate QR codes.

Offers free private calculators for grades, finance, and everyday math within the browser. It includes tools for final grades, GPA, percentage calculations, rent receipts, invoices, SIP calculations, and loan/EMI…

Provides browser-based developer utilities including equation previews, JSON formatting, and hashes, alongside classic mini games.

Provides a collection of browser-based utilities including an ASCII art generator, aspect ratio calculator, and Base64 encoder.

Provides over 1,300 free calculators featuring step-by-step workings and cited sources, with options to embed and compare results.

Provides a collection of internet utility tools.

Provides client-side developer utilities that keep user data securely within the browser.