QuickDoc vs Notepad Calculator
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
QuickDoc
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Need a clean PDF from a receipt, contract, form, or passport page, and there is no desktop scanner nearby. Doc Copy captures the page, crops the edges, and exports a file you can sign, search, and share from your iPhone or iPad. WHAT DOC COPY DOES Photograph a document and turn it into a PDF in one flow Auto edge detection crops the page and straightens the shot Repair a weak scan by reducing shadows and correcting perspective Sign, merge, watermark, compress, and password protect without a computer Read the page with on device OCR and copy the text Swap an ID photo background and save a print size preset No ads and no account. Open the app and start SCAN TO PDF Capture one page, or keep shooting and build a multi page PDF Import photos from your library and combine them into one document Check the crop, rotate pages, and change the order before you export Save to Files, send by email, or keep a local copy for later Add a home screen widget when you want to jump back into a scan PDF TOOLS FOR REAL PAPERWORK Merge several PDFs into one file Extract only the pages you need Rotate, delete, and reorder pages Add page numbers Compress a large file so it is easier to email Place a handwritten signature Add a text or image watermark Encrypt a PDF with a password Remove a password from a PDF you are allowed to open Export pages as JPG or PNG images Stitch pages into one long image Resize a photo when a form asks for a specific size TEXT YOU CAN USE OCR runs on your device and pulls text off a scanned page Rebuild a scan as a searchable PDF so you can find and copy words later Send a recognized table to CSV or Excel Export recognized text as a file that opens in Word ID PHOTO Change the background to white, blue, red, gray, or cyan Pick a common print size, including a passport preset Save the finished photo to your library PRIVATE BY DESIGN Scanning, cropping, OCR, and PDF edits run on your device. Doc Copy does not upload your documents to our servers. Your library stays on the phone or tablet, with folders, favorites, and search Lock the app with Face ID or Touch ID when the paperwork is sensitive ONE PURCHASE, NOT A SUBSCRIPTION Pro is a single unlock. It opens the full PDF toolkit and ID photo tools, and it removes the camera to PDF page limit. The price is shown on the App Store before you pay. Restore the purchase on a new device with the same Apple ID. BEFORE YOU SEND A FILE Doc Copy helps you make personal copies and packets to share. A landlord, bank, school, clinic, or government office may require a specific size or format. Confirm their rules before you submit. ID photo presets are print sizes, not a promise that any agency will accept the photo. Download Doc Copy and turn the page in front of you into a PDF you can sign, search, and send.
Notepad Calculator
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Notepad Calculator is a smart calculator disguised as a notepad. Instead of juggling a calculator app and a notes app, just write what you're thinking β every line is calculated instantly, right next to your words. Write math the way you think Type expressions in plain language and get answers on the same line: 500 + 200 * 3 β solved as you type, no equals button needed 10 km in miles, 5 feet 6 inches + 8 in today + 3 weeks, Jan 1 2025 to Mar 1 2025 tax = 15% then reuse price + tax anywhere below 8%, VAT, tip, subtotals and totals with #tag aggregation Every answer becomes a variable you can reference later, so multi-step calculations stay readable. Powerful, all offline A fast local engine handles a huge range of math with no internet, accounts, or AI required: Functions: sqrt, sin, cos, tan, log, ln, exp, abs, round, max, min, pow, and more Constants: pi, tau, phi, e Units & conversions: length, weight, volume, time, speed, temperature, electrical, and custom units Currency conversion with offline-cached exchange rates and a live "Update Rates" refresh Statistics, percentages, bases & bitwise (hex/binary/octal), trig in degrees or radians Chinese large-number support (δΈ / δΊΏ) and spelled-out numbers (million, billion) Make it yours Definition Sheet β define global variables, your own units (1 box = 12 items), and custom functions (f(x) = x * 2) that apply to every document Organize work into folders, pin, archive, and search across all notes Headers (# Title), dividers (---), and tag totals keep long sheets tidy Tint the results column, align answers, and adjust line spacing to taste Export any sheet to Markdown or CSV Built for Mac Menubar Quick Calc β pop open an instant calculator from the status bar without leaving your work iCloud sync β your notes and calculations follow you to iPhone and iPad Native Mac storage, autosave, and a clean three-pane layout (sidebar Β· editor Β· live results) Smart autocomplete for units, currencies, functions, and variables 10 interface languages with live switching Whether you're estimating a project budget, converting recipes, planning a trip, or just splitting a bill, Notepad Calculator turns your notes into a living spreadsheet β without the spreadsheet.
Screenshots
Verdict
The clearest difference is price: QuickDoc at Free against Notepad Calculator's $2.99. Notepad Calculator's advantage is in-app purchases (none vs 1) and update cadence (fortnightly vs every 2 months). On ads and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
QuickDoc is free to download; Notepad Calculator costs $2.99 up front. QuickDoc sells 1 one-off in-app purchase. Notepad Calculator asks for nothing beyond the download.
QuickDoc ships an update every 2 months, Notepad Calculator fortnightly. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.
| Parameter | QuickDoc | Notepad Calculator |
|---|---|---|
| Price | Free β better | $2.99 |
| Update frequency | Every 2 months | Fortnightly β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone | iPhone, iPad, Mac β better |
| Requires iOS | 17.6 | 17.0 β better |
| Further details β not scored | ||
| Size | 11 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | εε₯ ι« | ζΉζ ε° |
In-app purchases
QuickDoc
- Upgrade to premium$1.99
Notepad Calculator
No in-app purchases





