Comparison

luai5.2.1 vs English for Devs

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

Head to head
About

luai5.2.1

Learn, run, and share Lua scripts with code completion, syntax highlighting, and a built-in browser. Customize your learning environment and share code easily via various platforms.

Highlights
  • Autocompletion and auto-indent
  • Code coloring and syntax highlighting
  • Built-in browser for learning materials
  • File system support for various formats
  • Customizable interface and appearance
  • Code sharing via email and social media
  • Generate QR codes for scripts and materials
Features
Read full description

This is an ios lua5.2.1 app,you can learn,run,share lua5.2.1 script. Features : Autocomplate. Auto Indent. Code color. In(the built-in browser or the txt editor),Select the text to run. Horizontal screen development. Code templates,the contents of the new file is copy from contents of the template file. *You can enter lua code by keyboard, then you can execut the lua code,support the io.read() function. *You can use the file system to supports txt, pdf, chm, mp3,m4v,zip, gif, png, html, lua ,doc... *You can adjust the code color and font size , and support to move the cursor left and right and up and down , easy to read and write. *You can find learning materials by the built-in browser . *You can save lua code and learning materials, and can be modified to the save file and delete the save file . *You can control the background image and color, and execution voice , background animation, text color and shadow, switch interface animation , the number and the order of the main interface of the tab bar to create your learning software. *You can Learn lua knowledge , the system provides some basic learning materials . *You can use lua code or learning materials to generate two-dimensional code , for easy sharing . *You can share code by Email,Weibo,Twitter,Facebook. *You can use the counter,light in the Setting tab.

About

English for Devs

This app provides developers with essential English phrases for remote tech work, covering daily standups, code reviews, and technical discussions. Learn over 3,600 phrases across 12 categories to improve your communication confidence and career prospects.

Highlights
  • Developer-specific phrases
  • 12 practical categories
  • 3,600+ phrases
  • Daily learning (10 phrases)
  • Home screen widget
  • Streak tracking system
  • 10 source languages
Features
Read full description

You work remotely for a US company, but English still feels like a barrier in your daily communication. DevLingo was built specifically for developers like you. Unlike generic language apps, DevLingo teaches the exact phrases and expressions you use every day in remote tech work. No fluff, no tourist vocabulary, no restaurant dialogues. Just the English that actually matters for your career. WHY DEVLINGO? You already know how to code. You already have the technical skills. What's missing is the confidence to communicate clearly in English at work. DevLingo fills that gap with content that is 100% focused on the developer world. WHAT YOU WILL LEARN Over 3,600 phrases organized into 12 practical categories from your professional routine: - Daily Standup: Communicate your progress, blockers, and plans with clarity. - Code Review: Give and receive technical feedback professionally. - Slack & Messaging: Master async communication that is informal yet clear. - Professional Email: Write emails that are polite, clear, and to the point. - Meetings: Actively participate in calls, planning, and retrospectives. - Technical Discussions: Argue about architecture, trade-offs, and decisions. - Pull Requests: Describe, comment on, and approve PRs with the right vocabulary. - Bug Reports: Report and discuss bugs with technical precision. - Pair Programming: Collaborate in real time with fluency. - Interviews: Prepare for technical interviews in English with confidence. - Casual Chat: Join your team's water cooler conversations naturally. - Documentation: Write docs, READMEs, and specs like a native speaker. HOW IT WORKS 10 new phrases per day. Simple, consistent, and never overwhelming. Each phrase comes with real-world context, pronunciation guidance, and practical examples. In just a few minutes a day, you build a solid and functional vocabulary. HOME SCREEN WIDGET Add the DevLingo widget to your iPhone home screen and see the phrase of the day without even opening the app. A lightweight, constant way to keep learning during your workday. STREAK SYSTEM Maintain your streak of consecutive days and track your progress over time. Think of it like your GitHub contribution graph: consistency builds results. Don't break the chain. 10 SOURCE LANGUAGES DevLingo is available for speakers of Portuguese, Spanish, Mandarin, Hindi, Japanese, Korean, French, German, Italian, and Polish. No matter where you are from — if you work in tech, DevLingo is for you. WHO IS DEVLINGO FOR - Developers working remotely for US-based companies. - Programmers who want to improve their English communication at work. - Tech professionals preparing for international job interviews. - Devs with intermediate English who want to level up in a professional context. - Anyone in tech who wants to communicate with more confidence in global teams. Stop freezing during standups. Stop rewriting that PR comment three times. Stop staying silent in meetings because you couldn't find the right words. ================= Privacy Policy: https://drive.google.com/file/d/147xkp4cekrxhrBYZnzV-J4PzCSqkix7t/view?usp=sharing Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

luai5.2.14 screens
English for Devs4 screens

Verdict

The call

The clearest difference is monetization model: luai5.2.1 at free against English for Devs's freemium. luai5.2.1 also leads on device support (4 vs 1) and iOS requirement (14.0 vs 17.0). English for Devs's advantage is update cadence (monthly vs every 3 months) and review sentiment (100% vs 91%). On price, 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. luai5.2.1 sells 7 one-off in-app purchases and English for Devs sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

luai5.2.1 ships an update every 3 months, English for Devs monthly. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

Scorecard5 real differences · 5 level
luai5.2.1 versus English for Devs: the parameters behind the verdict, then further details
Parameterluai5.2.1English for Devs
PriceFreeFree
Rating4.4 (7 ratings) — better—
Positive reviews91.3% of reviews100.0% of reviews — better
Number of ratings7 — better—
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS14.0 — better17.0
Further details — not scored
Size24 MB7 MB
Age rating17+4+
Developer小文 黄Joao Victor Flores da Costa

Customer experience

luai5.2.1

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews46 reviews
Positive91.3%
Neutral6.5%
Negative2.2%

English for Devs

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

7 purchases

luai5.2.1

One-time7
  • To remove ads$0.99
  • Password Service$0.99
  • Horizontal screen development$0.99
Show 4 more
  • Simple Vedio$0.99
  • Encryption Compression$0.99
  • Text Search$0.99
  • Autocomplete$0.99
2 purchases

English for Devs

Subscriptions2
  • Monthly Subscription$1.991 Month
  • Yerly Subscription$7.991 Year

Questions

Is luai5.2.1 free?
luai5.2.1 is free to download, with in-app purchases available.
Is English for Devs free?
English for Devs is free to download, with in-app purchases available.
Do luai5.2.1 or English for Devs have ads?
Neither luai5.2.1 nor English for Devs shows ads.
Which is updated more often, luai5.2.1 or English for Devs?
luai5.2.1 ships an update every 3 months, and English for Devs monthly. Most recently, luai5.2.1 was updated on September 26, 2026 and English for Devs on September 20, 2026.

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