Comparison

IV Go vs Flexcil Note & Good PDF Reader

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

Head to head
About

IV Go

This application offers a straightforward method for analyzing your game statistics. It provides a simple interface to review your performance data. For any inquiries, you can reach out via email.

Highlights
  • Simple game data analysis
  • Performance review
  • Email support
Features
Read full description

Analyze your game data in a super simple way. If you have any question, email to chaukwai@gmail.com.

About

Flexcil Note & Good PDF Reader

This app is a comprehensive note-taking and PDF reader designed for Apple devices. It allows users to edit PDFs, annotate documents, create bullet journals, and record audio, all while offering intuitive gesture controls and seamless integration with cloud services.

Highlights
  • Edit PDF pages
  • Annotate documents with gestures
  • Record and playback audio
  • Create bullet journals
  • Cloud sync across devices
  • Masking pen for precise annotations
Features
Read full description

Flexcil: The world’s ultimate iOS note-taking app Loved by Apple Editors - Editor's Choice, App of the Day, Note-taking on the next level, College Life, Apple Pencil Enhanced, New Apps We Love, Noteworthy Apps & Game, Productivity Boost for teachers Whether you’re taking notes, bullet journaling, reading documents, or editing pages from textbooks ー use Flexcil! It’s the #1 note-taking tool for any Apple device. Simply highlight by pen gestures and capture images and text on the study-note by pen gestures! Save time transcribing summaries by gestures on study-note with your Apple pencil. ALL IN ONE NOTE TAKING • Edit PDF pages • Annotate almost anything • Endless pen colors, sizes, and fonts • Seamlessly highlight and underline text with GESTURE • Summarize and organize your thoughts, texts and notes • Instantly open any PDF for reading and studying • Zoom to read small text • Organize and manage your books AND notes EASY AND INTUITIVE • Drag and paste text flawlessly • Add text and annotate with ease • Smooth Image selection • Reading and pen gesture mode - FLEXCIL EXCLUSIVE • Search the dictionary for any definitions you need • Improved the tiring, old-fashioned way of writing which results in wrist/palm pain BULLET JOURNAL & TAKE BETTER NOTES • Easily create bullet journal pages • Hundreds of colors and pen stroke sizes • Colorful covers & templates • Endless creativity ー perfect for artists, hobbyists, or anyone that wants to make studying more fun • Proven to boost productivity & happiness RECORD & PLAYBACK AUDIO • Record everything you hear whenever you take class notes or writing meeting notes • Replay audio recording and review what you wrote during the class or in the meeting • Tab on your note and hear what was said at the moment MULTITASK • Use Flexcil while other apps are open - take notes during lectures! • Edit 2 PDFs at once • Advanced viewing: full screen view, vertical scroll, 4-page view, and so much more COMPATIBLE WITH: • Zoom • Google Classroom • Google Drive • Dropbox • Box • iCloud • Notes • Digital textbooks • ebooks • PDFs and more! APPLE PENCIL • Simulate real-life note-taking by using your Apple Pencil - easy to use for all ages • Guaranteed ZERO touch malfunctions • Support Apple pencil 2nd generation & double tap Plus, enjoy these NEW FEATURES! • Cloud sync: Access your notes from anywhere, and seamlessly sync across devices. • Masking pen: Enhance your annotations with precision using the masking pen. Take your note-taking to the next level with Flexcil. Download the most comprehensive, easy to use, and innovative study tool on the App Store today! * Support: https://support.flexcil.com * Website: https://www.flexcil.com * Twitter: https://www.twitter.com/flexcil * Facebook: https://www.facebook.com/flexcil * Youtube: https://www.youtube.com/channel/UCjro4WpiFnxqKxAXQmASNwg [Access Permission Guide] • Storage (Photos and Videos): Used for adding images to documents in Flexcil, accessing PDF files, purchasing and downloading store content. • Music and Audio: Used for voice recording features, purchasing and downloading store content. • Microphone: Used for voice recording. • Camera: Used for taking pictures when adding photos. • Notifications: Used to display important notification content.

Screenshots

IV Go2 screens
Flexcil Note & Good PDF Reader4 screens

Verdict

The call

The clearest difference is rating: Flexcil Note & Good PDF Reader at 4.4 against IV Go's 2.8. Flexcil Note & Good PDF Reader also leads on update cadence (weekly vs every 6 weeks) and review sentiment (59% vs 39%). IV Go's advantage is in-app purchases (none vs 13) and iOS requirement (9.0 vs 15.0). On price, ratings volume, 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. Flexcil Note & Good PDF Reader sells 13 one-off in-app purchases. IV Go asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Flexcil Note & Good PDF Reader holds the better App Store score, 4.4 against 2.8. Both are backed by a comparable volume of ratings — 342 and 408 respectively. Written reviews point the same way: 39% of IV Go's written reviews are positive against 59% of Flexcil Note & Good PDF Reader's.

UpkeepUpdate frequency

IV Go ships an update every 6 weeks, Flexcil Note & Good PDF Reader weekly. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

Scorecard6 real differences · 4 level
IV Go versus Flexcil Note & Good PDF Reader: the parameters behind the verdict, then further details
ParameterIV GoFlexcil Note & Good PDF Reader
PriceFreeFree
Rating2.8 (342 ratings)4.4 (408 ratings) — better
Positive reviews39.0% of reviews59.3% of reviews — better
Number of ratings342408 — better
Update frequencyEvery 6 weeksWeekly — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.0
Further details — not scored
Size103 MB228 MB
Age rating4+4+
DeveloperCHAO KAI YUFlexcil Inc.

Customer experience

IV Go

All ratings342 ratings
Positive42.4%
Neutral8.5%
Negative49.1%
Written reviews228 reviews
Positive39.0%
Neutral10.5%
Negative50.4%

Flexcil Note & Good PDF Reader

All ratings408 ratings
Positive86.0%
Neutral4.4%
Negative9.6%
Written reviews771 reviews
Positive59.3%
Neutral11.9%
Negative28.8%

User reviews

IV Go

From 342 App Store ratings

What we love

  • 🚀 Accurate IV calculations
  • 👍 Convenient and easy to use
  • ⭐ Great app overall

Room to improve

  • 🐛 Frequent crashes and login issues
  • ⚠️ App not working after updates
  • 💤 Offline mode not as accurate

Flexcil Note & Good PDF Reader

From 408 App Store ratings

What we love

  • 🚀 Best Apps for STUDENTS!!! 😀😀
  • 👍 Love this app
  • 🚀 Powerful multi-page PDF viewer
  • 👍 Great for studying
  • 👍 Excellent app for note taking

Room to improve

  • 🐛 Crashes and performance issues
  • 🐛 Syncing and backup problems
  • 🐛 Buggy handwriting recognition
  • 🐛 Unreliable palm rejection
  • 🐛 Missing key features from previous version

Bugs and requests

IV Go

Reported bugs

3 issues
  • Login not working for weeks
  • App crashes on startup
  • Offline mode not working properly

Requested features

3 requests
  • Update the app to fix login and crashes
  • Bring back automatic login feature
  • Add more customization options

Flexcil Note & Good PDF Reader

Reported bugs

5 issues
  • Sudden data loss and file deletion
  • Inability to restore purchases
  • Frequent app crashes and freezes
  • Inconsistent behavior of undo/redo functions
  • Annotations not exporting correctly

Requested features

6 requests
  • Add iCloud sync and backup
  • Improve handwriting search and recognition
  • Bring back reading mode and one-page scrolling
  • Add more pen and brush options
  • Allow customizing notebook paper styles
Show 1 more
  • Implement auto-save and version control

In-app purchases

None

IV Go

No in-app purchases

13 purchases

Flexcil Note & Good PDF Reader

One-time13
  • Upgrade product for old usersFree
  • Premium$8.99
  • Flexcil Standard$9.99
Show 10 more
  • 2021-2022 Color Planner$11.99
  • Flexcil NEW Design Planner 22$11.99
  • Premium & Toolbar Skin Pack$12.99
  • Hello Kitty Planner 2022$13.99
  • My Melody & Kuromi Planner 22$13.99
  • Standard & 21-22 Planner Pack$14.99
  • Standard & Design Planner Pack$14.99
  • Standard & 2023 Planner Pack$14.99
  • 2026 Ultimate Planner(Dated) : Pro$15.49
  • Nelna 6-in-1 Planner Bundle$19.99

Questions

Is IV Go free?
IV Go is free to download, with no in-app purchases.
Is Flexcil Note & Good PDF Reader free?
Flexcil Note & Good PDF Reader is free to download, with in-app purchases available.
Which has better reviews, IV Go or Flexcil Note & Good PDF Reader?
Flexcil Note & Good PDF Reader is rated higher. IV Go averages 2.8 out of 5 from 342 ratings, while Flexcil Note & Good PDF Reader averages 4.4 from 408 ratings.
Do IV Go or Flexcil Note & Good PDF Reader have ads?
Both IV Go and Flexcil Note & Good PDF Reader show ads.
Which is updated more often, IV Go or Flexcil Note & Good PDF Reader?
IV Go ships an update every 6 weeks, and Flexcil Note & Good PDF Reader weekly. Most recently, IV Go was updated on October 14, 2026 and Flexcil Note & Good PDF Reader on October 17, 2026.

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