DocScan vs eCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DocScan
Transform your device into a powerful scanner. Capture, edit, and save documents, receipts, and even handwriting in various formats. Enjoy high-quality scans and text extraction without needing an internet connection.
- Scan documents in PDF, JPEG, TXT
- Optical Character Recognition (OCR)
- Handwriting recognition
- Offline scanning capabilities
- Built-in editor with filters
- Cloud service integration
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Create and manage a virtual copy of your credit cards, books, checks, recipes, timetables and any paper documents by using DocScan*. Scan, edit, save and share any document in PDF JPEG or TXT format. The application supports optical character recognition (OCR) technology and allows you to extract the text from the image. It doesn’t require an Internet connection as all scans are stored locally on your device. DocScan* can process the images captured by camera or the already existing photos in your gallery. The application allows you to adjust and apply filters for scanned documents with the built-in editor. Experiment with your documents and edit them, you can always revert to the original. You can save your finished documets to gallery, send by mail, message in JPEG, TXT and PDF formats. DocScan* is the first application that recognize handwriting text and converts it into digital text ready to be edited! Say goodbye to old office scanners and get this PDF scanner for your daily business needs! This high quality image processing scan, without tedious manual corrections, will make DocScan* your ideal companion for business and education. ! Note: ! DocScan's document recognition uses Machine Learning. At the moment, DocScan recognises latin characters only, but with highest accuracy! ! All scanned scanned documents should be saved on your device or share it, otherwise, once you close the application, the session will be lost. *DocScan* APP FEATURES: Scan, send and more with the scanner app* — Scan premium quality PDFs or JPGs with 200 dpi and higher; — Scan single & multi-page documents — Has automatic or manual image capturing modes; — Enhances the scans and does: edge detection, optimization and color correction; — Flash settings; — Fast and accurate recognition using Vision API; — Creates and saves the documents in colored, grayscale, black and white formats; — High performance and stability of the application — User friendly navigation *Scan HIGH-QUALITY* DocScan* uses high quality scanning technologies. The documents scanned are premium quality comparable to desktop scanners. *Scan QUICKLY* DocScan* is very fast. Scan documents with just a tap. *Scan ANYTHING* DocScan* is a small app that scans everything! DocScan* works with any type of document, handwriting, from paper documents to business cards, notes- even whiteboards, driver licenses, MRZ Scanner (passports), EHIC card, medical certificates, U.S.driver's licenses (or any other which includes latin symbols), students books and much more! *Scan to SHARE* Scanned documents can be shared anywhere. Share and upload scanned documents to cloud services like iCloud, Dropbox, Evernote, Yandex Disk, Box, OneDrive, or Google Drive. *UNLIMITED ACCESS MEMBERSHIP SUBSCRIPTION* - As a free user you'll have a bonus of 15 free scans, but you can watch videos to increase the number of free scans or become a Premium User - scan unlimited documents forever! - Subscription plan - 0.99$ and that's all! - Unlimited scans, no hidden fees, one time purchase - FOREVER! - You can subscribe for premium account with unlimited scans, premium features and no ads or any other premium features you can define by yourself – Subscriptions are billed one time only on the subscription plan, but it can be changed with any other from iTunes app subscription. – Payment will be charged to iTunes Account at confirmation of purchase – Subscriptions may be canceled by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase
eCalc
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eCalc Easy Calculator is your everyday math and conversion toolkit. Why switch between multiple apps when you can have everything in one clean, fast, and distraction-free workspace? UNINTERRUPTED & AD-FREE Enjoy a premium experience with absolutely zero ads and no subscriptions. Every tool is fully accessible right out of the box. KEY FEATURES Smart Calculator • Fast everyday math with a sleek, large-button keypad. • Advanced scientific functions when you need them. • Calculation history so you can revisit and reuse recent results. Light & Dark Theme • Switch between Light, Dark, or follow your system setting. • A true black dark mode that’s easy on the eyes at night. Currency Converter • Real-time exchange rates for travel, shopping, and business. • Reliable offline fallback so you can convert anywhere. Unit Converter • Convert length, weight, temperature, volume, area, speed, data, and time. • Searchable unit picker — find any unit in seconds, even in long lists. • Local & regional units used every day: Chinese, Taiwan, and Hong Kong jin/catty and tael; Korean geun; Japanese kin; Vietnamese lạng; ping/pyeong/tsubo for property; Chinese mu; Thai rai; cooking cups, spoons, and pints. • The right regional default when you first open a converter — no hunting for 斤 or 坪. Tip & Bill Splitter • Dining out? Instantly calculate tips and split the bill among friends. Discount Calculator • See the final price after discounts and taxes before you check out. Loan Estimator • Estimate your payment schedule, interest, and total loan cost. • For general reference only — not professional financial advice. Date Calculator • Find the duration between two dates, or add/subtract days for events and deadlines. WHY CHOOSE THIS APP? • Distraction-Free: No pop-ups, no ads — just seamless productivity. • Minimalist & Intuitive: Clutter-free design built for speed. • Works Where You Are: Local units and currencies for Asia, Europe, and beyond. • Privacy First: This app does not track you or collect personal data. Simplify your daily tasks. Download Calculator: Fast & Accurate today!
Screenshots
Verdict
The clearest difference is in-app purchases: eCalc at none against DocScan's 1. eCalc also leads on update cadence (every 2 days vs every 3 months). DocScan's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. DocScan sells 1 one-off in-app purchase. eCalc asks for nothing beyond the download.
DocScan ships an update every 3 months, eCalc every 2 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | DocScan | eCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (16 ratings) — better | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 7 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Mihail Salari | Quynh Dinh Huu |
In-app purchases
DocScan
- DocScan buy unlimited scans$0.99
eCalc
No in-app purchases









