BangBang: Everyday Tools

More than 200 tools, one private toolbox for iPhone and iPad. Work with images, documents, text and everyday calculations on your device. No account required. No ads or cross-app tracking. Browse categories, search by purpose, and keep favourites and recent tools close at hand. Explore tools such as: • Image Compressor — Reduce the file size of one or more images while preserving acceptable visual quality. • Merge PDFs — Combine multiple PDF files in a chosen order. • QR Code Generator — Create a locally verified QR code from text or structured information. • Colour Converter — Enter one colour and view or copy its equivalent values in common colour spaces. • Unit Converter — Convert among units of the same dimension for length, mass, temperature, area, volume, speed, time, and data. • Text Diff — Compare two text blocks and locate additions, removals, and changes. • Password Generator — Generate a strong random password locally according to a website rule set. • Image Resizer — Resize one or more images to exact pixel dimensions or common platform sizes. • Time Zone Converter — Convert a local date and time across IANA zones with explicit daylight-saving choices. • Images to GIF Maker — Turn an ordered set of still images into a looping GIF. • Audio Trimmer — Keep one continuous segment from an audio file and export it as a new file. • Text Case Converter — Convert text to a natural-language case or programming naming convention. • Data Encoder & Decoder — Convert between raw text or files and Base64, Hex, HTML entity, URL percent, or Data URI representations. • Metadata Viewer — Inspect hidden capture, location, device, and technical metadata in local files. • SVG Line Maker — Create a smooth reusable decorative curve from a small set of control points. • Basic Calculator — Complete everyday arithmetic with a direct expression input. • Timestamp Converter — Convert both ways between Unix seconds or milliseconds and readable date-times. • Fixed-payment Loan — Estimate payments, total interest, fees, and amortization for a fixed-rate installment loan, or solve for one loan variable. • Macro Calculator — Convert a user-provided daily calorie target and protein, carbohydrate, and fat ratios into grams. • Image Format Converter — Convert an image to the required file format without changing its visible content. • GIF Speed Changer — Speed up or slow down a GIF while preserving its frames and dimensions. • Audio Joiner — Join 2–20 audio files in order into one M4A file, with local resampling. • Split PDF — Export selected pages from one PDF or split it into multiple files by rule. • UUID v4 Generator — Generate random UUID v4 values locally in batches and copy or export them. • Image Colour Picker — Pick an exact colour from a pixel or small area of a local image and save useful swatches. • Fraction Calculator — Calculate fraction arithmetic and see the reduced answer and key steps. • Age Calculator — Calculate exact age, elapsed days, and the interval to the next birthday from a birth date. • Compound Growth — Estimate how an initial balance and recurring contributions grow at a given return and compounding frequency. • Sleep Time Planner — Show several sleep-duration options from a planned bedtime or wake time. • Wheel Picker — Enter candidates and use a visual wheel to select one at random. • Video Trimmer — Keep the part of a video between selected start and end times. • Audio Format Converter — Convert full MP3, WAV or M4A audio into a different WAV or M4A format. • Rotate PDF Pages — Correct the orientation of PDF pages and export a new file. • Hash Calculator — Calculate digests for text or files to compare their integrity. Health, fitness and financial calculations are estimates for general information. Read each tool’s assumptions and limits. See the complete list of 201 tools and how to use them on our website. https://bangbang-support.pages.dev/en/tools Download BangBang and keep useful tools close at hand.