Comparison

Paperlogix vs Ratio Calculation

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

Head to head
About

Paperlogix

Capture high-quality scans of documents and receipts with automatic cropping and perspective correction. Organize your files using folders and tags, and leverage powerful automation features for sorting and archiving. Pro features include OCR, cloud uploads, and customizable themes.

Highlights
  • Automatic document edge detection
  • Skew and perspective correction
  • Folder and tag organization
  • Text recognition (OCR)
  • Cloud service integration
  • Workflow automation
  • Multi-page scanning
Read full description

Get organized with Paperlogix Document Scanner. Capture beautiful, high quality scans of your receipts and documents. Easily organize your scans with folders, tags, and convenient drag and drop. Upgrade to Paperlogix Pro to enable automation, text recognition (OCR), cloud upload, capture presets, customizable color themes, and more. Powerful automation workflows and rules let you automatically sort, organize, and archive your scans. Capture Scans with Your Camera • Automatic cropping detects document edges • Correction for skew and perspective distortion • Background whitening for clean, paper-white scans • Fine tune camera exposure • Scan using any of your device's back cameras • Scan in color, grayscale, or black & white • Scan multi-page documents • Snap scans automatically with Auto Capture • Easily change scanning configuration with Capture Presets • Edit and create your own Capture Presets (Pro) Organize Scans • Organize with nested folders (Basic or Pro) • Create tags to quickly access your documents or folders (Basic or Pro) • Move or tag items with iOS drag and drop View and Edit Scans • Browse multi-page scans • Adjust colors, brightness, contrast, and rotation • Whiten backgrounds • Precision crop tool with magnifier • Instantly revert back to your original camera images • Peek into scans with 3D or Haptic Touch • Merge scans Navigate • Instantly access recent documents • Instantly access tagged items and favorites • Find documents and folders with pull down search bar Text Recognition (Pro) • Convert documents to selectable text • Built-in text recognition executes directly on your device Cloud Services (Pro) • Share to Dropbox, Google Drive, Box, Evernote, or OneDrive • Upload to cloud services from workflows and rules Automation (Pro) • Create workflows to automate common actions such as renaming, moving, or uploading documents • Create rules to perform actions automatically • Automatic text recognition for processing text rules • View the status of all your automation actions • Export and Import your workflows and rules Automation Rules (Pro) • Perform actions when documents contain specific text • Perform actions when documents are created • Perform actions when documents are added to a folder • Perform actions when documents are tagged Automation Actions (Pro) • Rename document • Move to folder • Tag document • Recognize Text • Upload to Dropbox, Google Drive, Box, Evernote, or OneDrive cloud services • Save to Photos • Compose Email • Compose Message Share Your Scans • Export scans as JPEG images • Export scans as PDF documents (Basic or Pro) • Encrypt exported PDF documents (Basic or Pro) Color Themes • Support for dark mode • Customizable color themes (Basic or Pro)

About

Ratio Calculation

Features
Read full description

You can calculate various ratios with this one application. You can calculate the ratio, calculate the golden ratio, calculate the silver ratio. In addition, it can be reused remembers a set of ratio.

Screenshots

Paperlogix4 screens
Ratio Calculation1 screens

Verdict

The call

The clearest difference is in-app purchases: Ratio Calculation at none against Paperlogix's 3. Ratio Calculation also leads on iOS requirement (15.0 vs 18.0). Paperlogix's advantage is ads (none vs shown). On price, update cadence 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. Paperlogix sells 3 one-off in-app purchases. Ratio Calculation asks for nothing beyond the download.

UpkeepUpdate frequency

Paperlogix ships an update every 3 months, Ratio Calculation every 5 months. The most recent releases landed on August 14, 2026 and May 16, 2026 respectively.

Scorecard3 real differences · 7 level
Paperlogix versus Ratio Calculation: the parameters behind the verdict, then further details
ParameterPaperlogixRatio Calculation
PriceFreeFree
Rating4.5 (68 ratings) — better—
Positive reviews58.3% of reviews—
Number of ratings68 — better—
Update frequencyEvery 3 months — betterEvery 5 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size28 MB4 MB
Age rating4+4+
DeveloperOnloft Software LLCTomohiko Akamine

In-app purchases

3 purchases

Paperlogix

One-time3
  • Upgrade from Basic to Pro$1.99
  • Paperlogix Basic Upgrade$2.99
  • Paperlogix Pro Upgrade$4.99
None

Ratio Calculation

No in-app purchases

Questions

Is Paperlogix free?
Paperlogix is free to download, with in-app purchases available.
Is Ratio Calculation free?
Ratio Calculation is free to download, with no in-app purchases.
Do Paperlogix or Ratio Calculation have ads?
Ratio Calculation shows ads; Paperlogix does not.
Which is updated more often, Paperlogix or Ratio Calculation?
Paperlogix ships an update every 3 months, and Ratio Calculation every 5 months. Most recently, Paperlogix was updated on August 14, 2026 and Ratio Calculation on May 16, 2026.

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