R Analyst vs Smart QRCode
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
R Analyst
This app provides a powerful R language engine for executing code directly on your device without needing a backend server. It includes a code editor with helpful features like keyword auto-completion and syntax highlighting, along with a comprehensive set of built-in packages.
- On-device R language execution
- Code editor with auto-complete
- Syntax highlighting
- Includes 30+ built-in R packages
- Help command for documentation
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R Analyst is a R language engine that can execute R code in devices directly(do not require to connect to a backend server), the buildin pacakges:utils,methods,graphics,grDevices,stats,grid,lattice,nlme,MASS,rpart,splines,cluster,foreign,parallel,spatial,survival,boot,stats4,KernSmooth,nnet,tools,class,zoo,lmtest,gridExtra,tseries,quadprog,mvtnorm,multcomp,Hmisc,rms,psych,GPArotation,gof,Matrix,arules. Include a code editor for R language, can type help command to show help document, keyword auto-complete/highlight limitation: cannot install package.
Smart QRCode
Scan QR codes and barcodes to understand their content without automatically opening web browsers. This tool is designed for developers but useful for everyone, verifying the true meaning behind scanned codes.
- Scan QR codes
- Scan barcodes
- Verify code content
- Prevent automatic web browser opening
- Developer-friendly features
- User-friendly for everyone
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Do you ever want to know what really means a QRCode? Scan that code in the pizza box without open the web browser automatically? Checks if a barcode really means what it typed? So this app is for you! Made to help developers, used by everyone!
Screenshots
Verdict
The clearest difference is price: Smart QRCode at Free against R Analyst's $4.99. Smart QRCode also leads on rating (5.0 vs 3.0). R Analyst's advantage is in-app purchases (none vs 3) and ratings volume (11 vs 2). On update cadence, 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
Smart QRCode is free to download; R Analyst costs $4.99 up front. Smart QRCode sells 3 one-off in-app purchases. R Analyst asks for nothing beyond the download.
Smart QRCode holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: R Analyst has 11 ratings behind it against 2, so its average is the more settled of the two.
Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on July 7, 2026 and June 9, 2026 respectively.
| Parameter | R Analyst | Smart QRCode |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 3.0 (11 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 35.7% of reviews | — |
| Number of ratings | 11 — better | 2 |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 1.0 GB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 友辉 严 | Fernando Cani |
Customer experience
R Analyst
Smart QRCode
In-app purchases
R Analyst
No in-app purchases
Smart QRCode
- Small Coffee$0.99
- Snack$2.99
- Lunch$4.99
