Comparison

One Scan vs My Lettaga

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

One Scan

Transform your device into a powerful scanner. Effortlessly capture documents, receipts, and photos, then convert them into searchable PDFs. Edit, sign, organize, and share your scanned files with advanced AI features for text recognition and data extraction.

Highlights
  • One-tap scanning with automatic edge detection
  • AI OCR text recognition in 100+ languages
  • Sign, edit, and annotate PDFs
  • Batch scanning for multi-page documents
  • Smart naming and auto-sorting
  • Import from Photos, Files, and Share Sheet
  • iCloud sync across devices
Features
Read full description

One Scan turns your iPhone and iPad into a powerful AI scanner. Point, tap, done: documents, receipts, ID cards, books and photos become crisp, searchable PDFs in one tap. Then sign, edit, organize and share them in seconds. Everything you expect from a top scanner app, without the clutter. No settings to fiddle with, no learning curve: One Scan does the hard work for you. SCAN ANYTHING IN ONE TAP - Automatic edge detection, perspective correction and shadow removal - Batch mode: capture dozens of pages in a row and get a single multi-page PDF - Smart filters: color, grayscale, black & white, whiteboard and auto-enhance - Dedicated modes for documents, ID cards (front and back on one page), passports, business cards, books, receipts and photos - Import from Photos, Files, Mail or any app with the Share Sheet - Built-in QR code and barcode reader AI THAT DOES THE BORING PART - OCR text recognition in 100+ languages: copy, search and export the text of any scan - AI summaries and instant answers: ask a question about a contract, an invoice or a report and get the answer - Smart naming and auto-sorting: One Scan reads your document, names it and files it for you - Data extraction: pull dates, totals and vendors from receipts and invoices, ready to export - One-tap translation of scanned text SIGN AND EDIT PDFS - Sign with your finger, Apple Pencil or a saved signature; add initials, dates and text fields - Fill out forms, annotate, highlight, draw, add stamps and watermarks - Reorder, rotate, delete, merge and split pages - Compress files, choose the page size (A4, Letter…) and the margins - Export as PDF, JPG, PNG, TXT or Word ORGANIZE AND FIND EVERYTHING - Folders, tags and favorites - Full-text search inside your scans, powered by OCR - iCloud sync keeps your library up to date on iPhone and iPad - Save to Files, iCloud Drive, Google Drive, Dropbox or OneDrive - Share by Mail, Messages, AirDrop or WhatsApp, or print with AirPrint PRIVATE BY DESIGN - Your scans are processed on your device and stay in your library. No account required - Lock the app and individual documents with Face ID, Touch ID or a passcode - Password-protect PDFs before you share them - No ads, and we never sell your data MADE FOR IPHONE AND IPAD - Full iPad experience: Split View, drag and drop, keyboard shortcuts and Apple Pencil - Home Screen widgets, Siri Shortcuts and a Files extension to scan from anywhere - Optimized for the latest iOS and iPadOS PERFECT FOR Students, teachers, freelancers, small businesses, travelers and remote workers. Anyone who needs to scan contracts, receipts, notes, whiteboards, IDs or old family photos. Terms of Use: https://mwm.ai/legal/scanner/terms-of-use Privacy Policy: https://mwm.ai/legal/scanner/privacy-policy

About

My Lettaga

Features
Read full description

MyLettaga is the secure client portal that connects you with your accounting and corporate-services firm. • Home - see the tasks that need your action and upcoming deadlines at a glance. • Chat - message your firm's team directly; every message also sends an email notification so nothing is missed. • T-Drive - access the documents your firm manages for your company, neatly organized in folders. • T-Sign - review and sign documents electronically. • Notifications - stay in the loop with alerts for signatures, documents, deadlines and messages. Access is by invitation from your partner firm. Data is encrypted in transit and handled under a strict privacy policy (PDPA). From incorporation to everyday work - manage it all in one place with your Lettaga partner firm.

Screenshots

One Scan4 screens
My Lettaga3 screens

Verdict

The call

The clearest difference is in-app purchases: My Lettaga at none against One Scan's 10. My Lettaga also leads on iOS requirement (15.0 vs 18.0). On price, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. One Scan sells 10 in-app purchases, starting at $3.99 per 7 days. My Lettaga asks for nothing beyond the download.

Scorecard2 real differences · 8 level
One Scan versus My Lettaga: the parameters behind the verdict, then further details
ParameterOne ScanMy Lettaga
PriceFreeFree
Rating4.7 (12K ratings) — better—
Positive reviews26.0% of reviews—
Number of ratings12K — better—
Update frequencyEvery 2 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size43 MB8 MB
Age rating4+4+
DeveloperApp RoverTilkoblet Pte. Ltd.

Bugs and requests

One Scan

Reported bugs

3 issues
  • App freezes and becomes unresponsive
  • Scans not saving properly
  • Subscription charges continue even after cancellation

Requested features

3 requests
  • Free tier with limited scans
  • Ability to export scans to cloud storage
  • Better customer support and communication

My Lettaga

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

One Scan

Subscriptions10
  • Weekly Premium Pass7 Days trial$3.997 Days
  • Weekly Premium Pass7 Days trial$5.997 Days
  • Scanner Premium Pass7 Days trial$7.997 Days
Show 7 more
  • Monthly Premium Pass7 Days trial$9.991 Month
  • Monthly Premium Pass3 Days trial$9.991 Month
  • Annual Premium Pass$29.991 Year
  • Annually Premium Pass7 Days trial$49.991 Year
  • Yearly Premium Pass3 Days trial$49.991 Year
  • Yearly Premium Pass.$49.991 Year
  • Annually Premium Pass7 Days trial$59.991 Year
None

My Lettaga

No in-app purchases

Questions

Is One Scan free?
One Scan is free to download, with in-app purchases available.
Is My Lettaga free?
My Lettaga is free to download, with no in-app purchases.
Do One Scan or My Lettaga have ads?
Neither One Scan nor My Lettaga shows ads.

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