Comparison

CalcMemo929 vs PDF Scanner · OCR Docs

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

Head to head
About

CalcMemo929

This app combines a simple calculator with note-taking capabilities, allowing users to solve math problems and save calculation processes as memos for easy reference. Its user-friendly interface and clear display enhance the learning and work experience.

Highlights
  • Intuitive user interface
  • Clear display of calculations
  • Save calculations as memos
  • Full-screen number display in landscape
  • Supports learning and work tasks
Features
Read full description

CalcMemo: Integrating Simple Calculations and Memos Innovatively CalcMemo is designed to make your calculations intuitive and efficient. By seamlessly integrating calculations with note-taking, CalcMemo aids users in solving mathematical problems and enriching their learning experience. With CalcMemo, take your calculating experience to the next level. [Key Features] A user-friendly interface that enables intuitive operation. Clear display that allows you to understand complex calculation processes at a glance. The ability to save calculation processes as memos for easy reference later. In landscape mode, the selected numbers can be displayed across the entire screen for easy detailed viewing. CalcMemo is here to support your learning and work. Give it a try, and you'll experience how it smoothens your calculation process.

About

PDF Scanner · OCR Docs

Features
Read full description

Digitize Paper Documents the Smart Way Sound familiar? • Receipts piling up and stuffing your wallet • Can't remember where you stored that contract • Business cards multiplying beyond control • Handwritten notes going missing • Regretting throwing away instruction manuals Say goodbye to paper clutter. Receipts, contracts, business cards, handwritten notes— access all your important documents anytime, anywhere on your phone. Join countless users who rely on our scanner app to solve their document organization challenges. 【Why Choose Us】 1. High-Precision Scanning Automatic edge detection for accurate scans. Auto-correction for tilted shots, with shadow and blemish reduction. 2. Effortless Operation Just 3 steps: capture, edit, save. Intuitive enough for first-time users. 3. Powerful Image Editing Adjust brightness, crop, and rotate. Enhance text clarity for easy reading. 4. Multi-Page Management Combine multiple pages into a single document. Rearrange page order with ease. 5. PDF Conversion & Sharing Convert to PDF with a single tap. Share via email or any app instantly. 6. Security Features Face ID / Touch ID supported. Keep your important documents safe. 7. Data Protection Export and backup options available. Peace of mind when switching devices. 【Customization】 • Dark Mode support • 12 theme colors to choose from • 10 languages supported Japanese, English, Chinese (Simplified & Traditional), Korean Spanish, Portuguese, Arabic French, German • Adjustable list view size 【Use Cases】 Business • Expense receipt management • Store contracts and quotes • Business card organization • Meeting notes archive Personal • Save warranties and manuals • Manage kids' school handouts • Digitize recipes • Keep travel documents handy Students • Save notebooks and textbooks • Organize class handouts • Capture whiteboard notes 【Premium Plan】 • Ad-free experience • Unlimited export and import Download now and start managing your documents the smart way.

Screenshots

CalcMemo9293 screens
PDF Scanner · OCR Docs4 screens

Verdict

The call

The clearest difference is ads: CalcMemo929 at none against PDF Scanner · OCR Docs's shown. PDF Scanner · OCR Docs's advantage is update cadence (every 3 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement 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. CalcMemo929 sells 1 one-off in-app purchase and PDF Scanner · OCR Docs sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CalcMemo929 ships an update every 2 weeks, PDF Scanner · OCR Docs every 3 days. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 6 level
CalcMemo929 versus PDF Scanner · OCR Docs: the parameters behind the verdict, then further details
ParameterCalcMemo929PDF Scanner · OCR Docs
PriceFreeFree
Positive reviews50.0% of reviews—
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.6 — better
Further details — not scored
Size1 MB94 MB
Age rating4+4+
DeveloperYOSHIHIRO TAKAHASHIUPDEITO INC.

In-app purchases

1 purchases

CalcMemo929

One-time1
  • Premium Plan$0.49
1 purchases

PDF Scanner · OCR Docs

One-time1
  • Hide ads$12.99

Questions

Is CalcMemo929 free?
CalcMemo929 is free to download, with in-app purchases available.
Is PDF Scanner · OCR Docs free?
PDF Scanner · OCR Docs is free to download, with in-app purchases available.
Do CalcMemo929 or PDF Scanner · OCR Docs have ads?
PDF Scanner · OCR Docs shows ads; CalcMemo929 does not.
Which is updated more often, CalcMemo929 or PDF Scanner · OCR Docs?
CalcMemo929 ships an update every 2 weeks, and PDF Scanner · OCR Docs every 3 days. Most recently, CalcMemo929 was updated on October 4, 2026 and PDF Scanner · OCR Docs on October 7, 2026.

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