Comparison

PDF vs MySmartE Mobile

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

Head to head
About

PDF

Easily select and copy specific sections from PDF documents or images. This utility allows precise cropping and text extraction, making it simple to grab exactly what you need from your files.

Highlights
  • Select and copy desired parts of PDFs/images
  • Full iOS document explorer integration
  • Simple crop and copy functionality
  • Text copying from PDF areas
  • Adjustable crop box size
Features
Read full description

Cropper for PDF/HWP/PNG is a fast, focused tool for reading PDFs and copying exactly the areas you need - problems, figures, tables, paragraphs - straight to the clipboard. Open any PDF, double-tap to enter crop mode, drag a box around the region, and tap the center to copy. The image lands on your clipboard at the original PDF quality, ready to paste into Notes, Pages, Keynote, your messaging app, or any document editor. Built originally for math teachers and students working with worksheets and exam papers, Cropper for PDF works just as well for anyone who needs to lift a clean snippet out of a long document. KEY FEATURES PDF reading - Continuous scroll or single-page mode with smooth swipe navigation - In-PDF text search with match highlights and quick navigation - Outline (table of contents) for fast chapter and section jumps - Page-number jump for long documents - Bookmark any page; the bookmark list is one tap away - Last-viewed page automatically restored when you reopen a file - Dark and sepia reading modes for easier night reading - Per-page rotation that survives across sessions Region copy - Double-tap to enter crop mode anywhere on the page - Free-form rectangular selection with corner handles - Tap the center to confirm and copy - Original PDF quality preserved; no lossy re-rendering - Optional: copy recognized text alongside the image AI auto detection - One tap detects problem regions on the current page - Pick the regions you want, copy all selected at once - Works better on newer devices App - Onboarding tour that you can replay anytime from Settings - Compact, organized settings with clear section grouping - Optional ad-free purchase - Localized in English, Korean, and Japanese [In-app purchases] - in-app: remove ad banner - Terms of Use: http://www.apple.com/legal/itunes/appstore/dev/stdeula - Privacy Policy https://cksw.pe.kr/Cropper/privacy.html

About

MySmartE Mobile

Read full description

MySmartE App addresses the need to effectively deploy energy-efficiency and decarbonization programs in residential communities that would result in measurable, transferable and sustainable outcomes. The MySmartE software platform uses eco-feedback and social games to engage its users. The platform leverages advances in physics-informed machine learning and human decision-making algorithms. We're a research team within Purdue University.

Screenshots

PDF4 screens
MySmartE Mobile4 screens

Verdict

The call

The clearest difference is in-app purchases: MySmartE Mobile at none against PDF's 1. MySmartE Mobile also leads on ads (none vs shown). On price, update cadence, 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. PDF sells 1 one-off in-app purchase. MySmartE Mobile asks for nothing beyond the download.

UpkeepUpdate frequency

PDF ships an update every 2 weeks, MySmartE Mobile every 3 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
PDF versus MySmartE Mobile: the parameters behind the verdict, then further details
ParameterPDFMySmartE Mobile
PriceFreeFree
Rating1.0 (6 ratings) — better—
Positive reviews40.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.615.0 — better
Further details — not scored
Size41 MB31 MB
Age rating4+4+
DeveloperCHUNGKIL KIMHemanth Devarapalli

In-app purchases

1 purchases

PDF

One-time1
  • Remove Ad$3.99
None

MySmartE Mobile

No in-app purchases

Questions

Is PDF free?
PDF is free to download, with in-app purchases available.
Is MySmartE Mobile free?
MySmartE Mobile is free to download, with no in-app purchases.
Do PDF or MySmartE Mobile have ads?
PDF shows ads; MySmartE Mobile does not.
Which is updated more often, PDF or MySmartE Mobile?
PDF ships an update every 2 weeks, and MySmartE Mobile every 3 weeks. Most recently, PDF was updated on October 24, 2026 and MySmartE Mobile on October 28, 2026.

Other comparisons