Comparison

CodeInsight vs Qr reader 2021

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

Head to head
About

CodeInsight

Read and analyze programming code on mobile devices with extensive language support and syntax highlighting. Features include GitHub integration, code searching, and symbol navigation, eliminating the need for a PC for code review.

Highlights
  • Extensive programming language support
  • Syntax highlighting for multiple languages
  • GitHub browsing and code downloading
  • Code search and symbol navigation
  • Upload code via Wi-Fi and iTunes
  • Support for various archive formats (Tar, Zip)
Features
Read full description

This app is aimed to provide a solution for user to reading programming code on mobile devices like phone and pad. The app provides rich features to make code reading a really easy thing with mobile devices, which makes you really don’t need a PC for code reading. 1. Supported reading codes written in languages in: C, C++, Java, Python, ObjectiveC, C#, Basic, JavaScript, PHP, Perl, Bash, Zsh, Csh, Ruby, Assembly Language, Go, Rust, R, Tcl and a lot of other languages like: Ada, Ant, Asp, Awk, CMake, CSS, Diff, DTD, Bat, Powershell, Eiffel, Erlang, Falcon, Flex, Fortran, HTML, JSON, Lisp, Lua, Matlab, OCalm, Pascal, REXX, SQL, VHDL, Vim, SVG, XML 2. Support programming language syntax highlight for programming languages below: C, C++, C#, Java, Objective C, Eiffel, Fortran, Html, Header files, Asp, Bat, Asm(x86) only, Lua, Perl, Pascal, Php, Python, R, Ruby, Shell script, Tcl/Tk, Vhdl etc 3. Support Github. You can search/browse Github pages and download source code zip archive directly from Github 4. Support search symbols in the whole source code tree, this works like a “grep” command 5. Support jumping from symbol(function, class, global variable, struct, enum etc) to its definition and declaration 6. Support search in single source code file for any keywords. 7. Support list all the symbols in current file. 8. Support find functions who called current functions (C, C++only), similar to Cscope 9. Support find all the functions called by current functions (C, C++ only), similar to Cscope 10. Support find the class inheritance relationship (C++ and Java only) 11. Support download and reading Linux kernel sources 12. Support upload source codes directly from Wifi connections 13. Support download source codes from given URL. 14. Support iTunes to upload source codes 15. Support directly read sources code packaged in Tar, Tar.Gz and zip file format. 16. Support change Font Size and Font Family Name 17. Support no-wrap reading so that a line won’t be break down to multiple lines due to small screen. 18. Multiple code reading theme for reader to choose

About

Qr reader 2021

Features
Read full description

Light, Simple & fast QR code scanner. Scan any Qr & barcodes with camera or image from your iPhone. Features: Scan Qr & barcode with camera. Scan Qr & barcode from images in your phone. Create Qr code of any type, like contact, website, email, sms, etc List all the scanned codes in one list. Select & delete at one time saved QR code in one click Add Contact direct from the app. Send email direct from the app. Send SMS directly from the app. Open website with one click. Check every details of codes. Share Qr with single click. Very fast scan. Customise the app.

Screenshots

CodeInsight4 screens
Qr reader 20214 screens

Verdict

The call

The clearest difference is ads: CodeInsight at none against Qr reader 2021's shown. CodeInsight also leads on update cadence (every 2 weeks vs every 4 months). Qr reader 2021's advantage is iOS requirement (11.0 vs 17.0). On price, in-app purchases 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. CodeInsight sells 1 one-off in-app purchase and Qr reader 2021 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CodeInsight ships an update every 2 weeks, Qr reader 2021 every 4 months. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
CodeInsight versus Qr reader 2021: the parameters behind the verdict, then further details
ParameterCodeInsightQr reader 2021
PriceFreeFree
Rating4.3 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 2 weeks — betterEvery 4 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.011.0 — better
Further details — not scored
Size10 MB34 MB
Age rating4+4+
Developer飞 龙AMARDEEP DHILLON

In-app purchases

1 purchases

CodeInsight

One-time1
  • Full funtional version$2.99
1 purchases

Qr reader 2021

One-time1
  • Remove ads$0.99

Questions

Is CodeInsight free?
CodeInsight is free to download, with in-app purchases available.
Is Qr reader 2021 free?
Qr reader 2021 is free to download, with in-app purchases available.
Do CodeInsight or Qr reader 2021 have ads?
Qr reader 2021 shows ads; CodeInsight does not.
Which is updated more often, CodeInsight or Qr reader 2021?
CodeInsight ships an update every 2 weeks, and Qr reader 2021 every 4 months. Most recently, CodeInsight was updated on October 3, 2026 and Qr reader 2021 on October 8, 2026.

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