Comparison

HapiEnglish vs Superlinear Academy

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

Head to head
About

HapiEnglish

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快乐英语让人们可以轻松访问翻译成英语的常用短语,并在他们的手表中访问。它还包括模拟乘法闪存卡以提高数学技能。 Happy English allows people to easily access commonly used phrases translated into English and view them on their watch. It also includes simulated multiplication flash cards to improve math skills.

About

Superlinear Academy

This platform focuses on teaching users how to design and build AI systems, rather than just using AI tools. It offers a structured curriculum, a cloud development environment, and access to expert Q&A for those who want to move from learning to building.

Highlights
  • Structured curriculum on AI system design
  • Agentic AI design principles
  • Context engineering techniques
  • Build real AI projects
  • Cloud development environment
  • Expert Q&A sessions
  • Active builder community
Features
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You've watched the tutorials. You've read the articles. But when it's time to build something real—you're still stuck. Superlinear Academy isn't another AI learning platform. It's a community built for people who want to stop being spectators and start being builders. What Makes Us Different We don't teach you to use AI tools. We help you become the person who designs AI systems. Think of it this way: Most courses teach you to press buttons. We teach you to build the machine. The Builder's Mindset Our core philosophy is simple: AI isn't a tool you use—it's a team member you manage. When you shift from "How do I prompt this?" to "What should this system do?", everything changes. You'll learn: • Context Engineering — Beyond prompt tricks, a systematic approach to feeding AI the right information • Agentic AI Design — How to build systems that think, plan, and execute • Career Signaling — Your portfolio matters more than your resume. Build in public. Real Projects, Not Toy Examples Our members have built: - AI-powered knowledge engines managing all personal data - Developer tools deployed to production - MCP servers connecting AI to real-world systems - Personal productivity apps that actually work Real and useful projects shared by members. From personal tools to launched products. Get your AI Questions Answered by World Class Experts We offer a dedicated Q&A section and would routinely answer your questions as long as they are AI related. Who This Is For - Engineers who need to unlearn the old ways to get the most out of AI - Product managers who want to ship production code - Entrepreneurs who want to make their ideas a reality in days, not weeks - Anyone who's collected many AI tutorials but never finished one If you've been waiting for permission to start building—this is it. What You Get • Structured curriculum: From basics to Agentic AI systems • Builder Space: Cloud development environment, ready to use • Active community: Members sharing real projects • Get your questions answered by experts: Lifetime Q&A with instructors • Lifetime access: Updates included as AI evolves Stop learning about AI. Start building with it. Download Superlinear Academy and ship your first AI project that solves a real problem.

Screenshots

Superlinear Academy4 screens

Verdict

The call

The clearest difference is update cadence: Superlinear Academy at every 6 weeks against HapiEnglish's every 24 months. HapiEnglish's advantage is iOS requirement (13.0 vs 16.4). On price, ads, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

HapiEnglish ships an update every 24 months, Superlinear Academy every 6 weeks. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

Scorecard2 real differences · 8 level
HapiEnglish versus Superlinear Academy: the parameters behind the verdict, then further details
ParameterHapiEnglishSuperlinear Academy
PriceFreeFree
Rating—5.0 (20 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—20 — better
Update frequencyEvery 24 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size1 MB82 MB
Age rating4+17+
DeveloperPatrick CruzSuperlinear Academy LLC

In-app purchases

None

HapiEnglish

No in-app purchases

None

Superlinear Academy

No in-app purchases

Questions

Is HapiEnglish free?
HapiEnglish is free to download, with no in-app purchases.
Is Superlinear Academy free?
Superlinear Academy is free to download, with no in-app purchases.
Do HapiEnglish or Superlinear Academy have ads?
Neither HapiEnglish nor Superlinear Academy shows ads.
Which is updated more often, HapiEnglish or Superlinear Academy?
HapiEnglish ships an update every 24 months, and Superlinear Academy every 6 weeks. Most recently, HapiEnglish was updated on October 3, 2026 and Superlinear Academy on October 6, 2026.

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