Comparison

Pics21 vs Class Notes

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

Head to head
About

Pics21

Effortlessly create long screenshots by scrolling. Edit stitch points, adjust orientation, and add highlights. This tool offers customizable settings to personalize your long screenshot experience.

Highlights
  • Create long screenshots
  • Editable stitch points
  • Portrait and landscape support
  • Image orientation adjustment
  • Content highlighting
  • Customizable settings
  • JPG/PNG output
Features
Read full description

Scroll to create your long screenshots with a great productivity. - Every stitch point is editable, so no worry if anything went wrong. - Support both portrait and landscape mode, you can even change the image orientation inside the editor. - Easy markup. Highlight content when needed. - Provide rich settings, make Pics21 your personal long screenshot assistant. - Provide JPG/PNG output format with several quality options. If you meet a bug or have any suggestions, please email to contact@pics21.app Text Tutorial: 1. Add Screen Recording into Control Center: Please skip this step if you have already added. Go Settings -> Control Center -> Customize Controls, and tap the plus icon in front of Screen Recording. 2. Open your target app and choose Pics21 Stitch for broadcast: For example, open App Store, and access Control Center. LONG PRESS Screen Recording button, choose Pics21 Stitch. 3. Start to record with Pics21 Stitch: Then tap Start Broadcast and return to your target app within 3 seconds. 4. Scroll at your ease: When you see the red oval in the top left corner, start to scroll the screen. Stop scrolling with the proper position in your mind. 5. All set: Wait for 3 seconds. Tap Go to Application and check it out!

About

Class Notes

This intelligent companion transforms lecture recordings and documents into comprehensive study materials using AI. It helps students focus on learning by automating note-taking and generating study aids like flashcards and summaries.

Highlights
  • AI-powered lecture transcription and summarization
  • Import PDFs and text files for analysis
  • Generate study guides, flashcards, and practice questions
  • Concept mapping and key term extraction
  • Organize notes by course and academic term
  • Offline processing and multi-language support
Features
Read full description

Your intelligent lecture companion that turns recordings into comprehensive study materials with AI. Stop struggling with incomplete notes and missed concepts! What Makes Us Different - Document Processing: Import PDFs and text files for AI analysis - not just audio! - Multiple View Options: Browse recordings in list, calendar, or timeline view - Course Organization: Color-code and filter by courses and academic terms - Offline Transcription: Process recordings locally without internet connection - AI-Powered Analysis: Transform lectures into actionable study materials Perfect For Students Who: - Feel overwhelmed trying to take notes while understanding complex topics - Want to focus on class participation instead of frantic note-taking - Need to convert lecture recordings into structured study materials - Study in groups and need to share organized content - Are preparing for important exams and need comprehensive review materials Key Features: Intelligent Capture - Record lectures with background noise reduction - Import existing audio recordings, PDFs, and text documents - Automatic organization by course and term AI Study Tools - One-tap generation of study guides, flashcards, and practice questions - Concept mapping to visualize relationships between topics - Key terms extraction with definitions - Customizable summaries tailored to your learning style Flexible & Accessible - Work offline with on-device processing - Enhanced cloud analysis for deeper insights - Multi-language support for international students - Seamless synchronization across all your devices Real Student Success Stories "I improved my GPA from 3.2 to 3.8 in one semester using Class Notes. Being able to actually listen in class instead of frantically writing made all the difference." – Alex K. "The flashcard feature saved me hours of prep time for my finals!" – Jamie L. Start acing your classes today! Download Class Notes and turn every lecture into your study advantage.

Screenshots

Pics214 screens
Class Notes4 screens

Verdict

The call

The clearest difference is update cadence: Pics21 at every 2 days against Class Notes's every 5 days. Pics21 also leads on ratings volume (6 vs 1) and iOS requirement (12.0 vs 18.1). On price, rating, ads and in-app purchases 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. Pics21 sells 1 one-off in-app purchase and Class Notes sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Pics21 against 5.0 for Class Notes. That said, the two scores are not equally well evidenced: Pics21 has 6 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Pics21 ships an update every 2 days, Class Notes every 5 days. The most recent releases landed on October 7, 2026 and September 6, 2026 respectively.

Scorecard3 real differences · 7 level
Pics21 versus Class Notes: the parameters behind the verdict, then further details
ParameterPics21Class Notes
PriceFreeFree
Rating5.0 (6 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings6 — better1
Update frequencyEvery 2 days — betterEvery 5 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better18.1
Further details — not scored
Size25 MB33 MB
Age rating4+4+
Developer高 孙Calogero Cascio

Customer experience

Pics21

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Class Notes

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Pics21

One-time1
  • Unlock PRO$1.99
3 purchases

Class Notes

One-time3
  • Starter Pack$4.99
  • Scholar Pack$9.99
  • Academic Pro$19.99

Questions

Is Pics21 free?
Pics21 is free to download, with in-app purchases available.
Is Class Notes free?
Class Notes is free to download, with in-app purchases available.
Which has better reviews, Pics21 or Class Notes?
Pics21 and Class Notes are both rated 5.0 out of 5 on the App Store, from 6 and 1 ratings respectively.
Do Pics21 or Class Notes have ads?
Neither Pics21 nor Class Notes shows ads.
Which is updated more often, Pics21 or Class Notes?
Pics21 ships an update every 2 days, and Class Notes every 5 days. Most recently, Pics21 was updated on October 7, 2026 and Class Notes on September 6, 2026.

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