Clean a CSV
Normalize statements, remove duplicates, convert delimiters, or compare two files side by side.
Open spreadsheet toolsBrowser tools for work that keeps moving
Nifty little tools that just work.
Clean up a spreadsheet, check a deadline, or print a form in seconds. Everything runs right in your browser, and nothing you type ever leaves your device.
Browser-only processing
Calculations and file handling happen on your device, not on a server.
No account to create
Open a tool, use it, and leave without signing up or handing over an email.
Made for practical output
Most tools produce cleaned data, printable forms, or a clear next step.
Built for messy inputs
Statement exports, receipts, CSVs, deadlines, and rough estimates are the point.
Why it feels different
A quiet toolbox, not a crowded product tour.
Nifty Utilities is aimed at the work people do in between bigger apps: cleaning a file before import, checking the cost of a decision, or generating something printable without setting up software.
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Fast to understand Each page names the job plainly and shows the inputs in the order people already think about them.
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Designed for imperfect data Most tools accept rough estimates, inconsistent CSVs, or browser-side files that need a little rescue.
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Portable output Results are meant to be copied, printed, downloaded, or checked against a next step.
Nifty Utilities
Best starting points
Start with the task you actually have.
Check the cost
Estimate debt payoff, home expenses, business pricing, or a purchase you have not committed to yet.
Open cost calculatorsMake a document
Generate receipts, logs, inventory sheets, and printable records without a separate template app.
Open document toolsTake a test
Try the timed IQ test, check your typing speed or reaction time, or find your personality type — original tests, instant results.
Start the IQ testTool directory
Browse by category
136 tools, zero sign-ups
Finance / CSV
Clean statements, inspect spending, and plan debt without uploading financial data.
Bank Statement Cleaner
Standardize dates, amounts, descriptions, and blank rows in statement CSVs.
Recurring Subscription Finder
Find merchants and charges that appear on a repeating schedule.
Merchant Name Normalizer
Turn noisy transaction descriptions into consistent merchant names.
Personal Spending Categorizer
Assign common spending categories using editable keyword rules.
Spreadsheet / Data
Repair, reshape, compare, and convert everyday data files.
Merge CSV Files
Combine multiple CSV files that share the same columns.
Split CSV Files
Break a large CSV into smaller files by row count.
Remove Duplicate Rows
Remove repeated rows using all columns or selected columns.
Compare Two CSVs
Find rows that were added, removed, or kept between two files.
Convert Files
Convert images, PDFs, audio, and documents right in your browser — no uploads, no watermarks, no sign-up.
Image Format Converter
Convert HEIC, PNG, JPG, WebP, and AVIF photos to PNG, JPG, or WebP.
Image Compressor
Shrink JPG, PNG, and WebP file sizes with a quality slider and a live before-and-after comparison.
Image Resizer
Resize images to exact pixels, a percentage, or common social-media sizes.
Images to PDF Converter
Combine JPG, PNG, and WebP images into one PDF with selectable page size.
Everyday Calculators
Fast, free calculators for dates, money, health, and school — instant answers, no sign-up.
Percentage Calculator
Work out X% of Y, what percent one number is of another, and percent change.
Age Calculator
Find an exact age in years, months, and days, plus weeks, days, and the next birthday.
Date Calculator
Count days between dates, add or subtract time, or count business days.
Tip Calculator
Split a bill, set a tip percentage, and get the per-person total with optional rounding.
Documents
Create practical records and printable forms from straightforward inputs.
Homeowner / Life
Estimate major ownership, housing, travel, and shared-living costs.
Rent vs Buy Calculator
Compare estimated monthly and long-term renting and buying costs.
Lease vs Buy Calculator
Compare the estimated net cost of leasing and buying a vehicle.
Real Cost of Owning a Pool
Estimate annual pool chemicals, energy, service, and repair costs.
Real Cost of Owning a Boat
Estimate financing, fuel, storage, insurance, and maintenance.
Business
Model pricing, profitability, labor, sales, and customer economics.
Lead Value Calculator
Estimate the expected revenue and profit value of each lead.
Customer Lifetime Value Calculator
Estimate customer value using revenue, margin, churn, and acquisition cost.
Cost of Missed Calls Calculator
Estimate revenue lost when customer calls go unanswered.
Cost of Employee Turnover Calculator
Estimate recruiting, vacancy, training, and productivity costs.
Government & Deadlines
Turn federal eligibility rules and user-verified filing periods into clear planning dates and checklists.
Social Security Claiming Age Calculator
Compare a planned claiming age with full retirement age and estimate the monthly adjustment.
Required Minimum Distribution Calculator
Estimate an owner RMD using the IRS Uniform Lifetime Table and a prior year-end balance.
Tax Refund Timing Estimator
Build a typical federal refund processing window from the return type and accepted date.
FMLA Eligibility Calculator
Screen the four basic federal employee-eligibility requirements for FMLA leave.
Weirdly Useful
Small browser utilities for images, filenames, codes, and awkward one-off jobs.
Screenshot Measurement Calculator
Draw on a photo, set one known length, and estimate wall lengths, dimensions, and floor area.
Receipt Scanner & Warranty Tracker
Scan a receipt, capture the purchase, and create a warranty expiration reminder for your calendar.
Screenshot to CSV
Extract text from a screenshot and arrange detected lines as CSV.
Screenshot Table Extractor
Use in-browser OCR to turn a table image into editable rows.
Text & Generators
Count, convert, compare, and generate — text utilities, passwords, UUIDs, hashes, and timers that run entirely in your browser.
Word & Character Counter
Count words, characters, sentences, and paragraphs with an instant reading-time estimate.
Case Converter
Switch text between UPPERCASE, lowercase, Title Case, sentence case, camelCase, and snake_case.
Text Diff Checker
Compare two blocks of text line by line and see exactly what was added, removed, or changed.
JSON Formatter & Validator
Pretty-print, minify, and validate JSON with a clear pointer to the first syntax error.
Quizzes & Tests
Free self-assessments, skill tests, and just-for-fun quizzes with instant results: an original reasoning (IQ-style) test, typing and reaction speed tests, a memory test, a personality profiler, a color-blindness screening, and more. No sign-up, no email, nothing stored.
IQ Test
Estimate your reasoning ability with an original, timed test spanning pattern, number, verbal, and spatial puzzles.
Typing Speed Test
Type a passage and measure your live WPM and accuracy in timed, word-count, or quote modes — your keystrokes never leave your browser.
Reaction Time Test
Click the moment the pad turns green across five rounds to measure your average reaction time in milliseconds.
Click Speed Test
Click a pad as fast as you can in 5, 10, or 30 seconds to find your clicks-per-second (CPS) score.
Typing Games
Free browser games that make you a faster, more accurate typist while you have fun: catch falling letters to learn the keys, blast arcing words from a cannon, and play real melodies by typing the notes. No sign-up, no download, nothing stored.
Falling Letters
Type each letter before it drifts to the floor — a fast, fun way to learn where every key is, with capitals mixing in as you speed up.
Word Cannon
Blast words out of the air by typing them before they land, building whole-word typing speed as they come faster and longer.
Balloon Pop
Pop rising balloons by typing the letter each one carries before it escapes the top — cheerful key-finding practice.
Key Trainer
A key lights up on an on-screen keyboard — press it fast. Learn the layout from the home row out to every key.
Spotted a problem or have a suggestion for improvement? Please email support@niftyutilities.com.