Aquila vs Learning OOP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aquila
This app offers a structured 30-day English learning path designed by an experienced teacher. It includes daily lessons, smart reviews, pronunciation practice, and interactive exercises to improve grammar and speaking skills. The app also tracks your English usage outside of the application.
- 30-day structured learning route
- Smart spaced repetition reviews
- Pronunciation lab with phonetic alphabet
- Interactive speaking and writing practice
- Tracks English usage outside the app
- Placement test for personalized starting level
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Aquila is a teacher's English course, not an algorithm's. Teacher Jhon has taught more than 7,800 lessons to 885 students worldwide, with a 5.0 rating on italki for five years running. Aquila turns his method and his grammar guide into a 30-day route you can follow from day one. HOW IT WORKS • 3-minute placement test: twenty questions, four per level, and you know exactly where to start (A1 to C1). • 30-day route: every day one review, one lesson, one practice round. Miss a day and the route shifts; it never resets. • Smart review: Aquila remembers what you are about to forget and brings it back at the right moment (FSRS spaced repetition). • Pronunciation Lab with the full phonetic alphabet and audio. • Explanations that name the traps: word order, the empty subject "it", 13 versus 30, American dates, the -ed and -s endings. • A private tutor on your iPhone: explanations, hints, a conversation partner and new texts written on the device itself with Apple Intelligence. Nothing you write or say leaves your phone. On iPhone 15 Pro and later with Apple Intelligence; everything else works on every iPhone with iOS 18. SEVEN WAYS TO PRACTISE EVERY CHAPTER • Read a short text with a glossary in your language, listen to it in three passes, say it in the speaking lab and record yourself. • Write a short message and get feedback on two things, not on everything. • Talk with a character who uses the words you are reviewing. YOUR ENGLISH OUTSIDE AQUILA COUNTS • Log the series with captions, the games, the chats and the songs: every week you see your minutes of English in and out of the app. • A forgiving streak and one reminder a day, at the time you choose. FOR YOUR TEACHER • A packet with your summary, your recordings and your texts, built on your phone and shared only when you decide. With a teacher attached, the app tells them everything and invents nothing. TECH ENGLISH A complete 47-unit course for people who work with computers and speak no English yet: hardware, software, files, email, the terminal, Linux, Windows, macOS, meetings, interviews and presentations. From zero (A1) to advanced (C1). The first two units are free. WHAT IS FREE Part 1 of the course (word order, numbers and time, pronunciation essentials), the placement test, the daily review and the phonetic alphabet. Aquila Pro opens Parts 2 to 6, the full Tech course and the Aquila tutor. You can also buy the Tech course on its own, or unlock everything forever with one payment. A LOOK OF ITS OWN Aquila looks like a 1992 computer lab: chiseled buttons, pixel type, no neon. Compact, calm and made for daily use. Lifetime unlock and the Tech English course are one-time purchases. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Learning OOP
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Learn Object-Oriented Programming (OOP) in a practical, step-by-step way! Learning OOP was built for students, beginners, and developers who want to master Object-Oriented Programming—one of the most important foundations of modern software development. Move from fundamentals to advanced concepts through organized lessons, practical examples, interactive challenges, and exercises that help you retain what you learn. If you want to learn OOP for languages like Java, C#, Python, Kotlin, Dart, PHP, and many others, this app was made for you. What you will learn • Introduction to Object-Oriented Programming • Classes and Objects • Attributes and Methods • Encapsulation • Inheritance • Polymorphism • Abstraction • Constructors • Access modifiers • Relationships between objects • Composition and Aggregation • Interfaces • Abstract classes • Development best practices • Code organization principles • Structures used in real-world systems App features • Lessons organized by level • Up-to-date content • Practical examples • Interactive exercises • Programming challenges • Certificate of completion • Mobile study mode • Integrated practice environment • Simple and intuitive interface • Learn at your own pace Built-in IDE The app includes a built-in IDE so you can practice concepts and examples directly while studying, making learning much more effective. Who this app is for • Programming beginners • Technology students • Developers who want to strengthen OOP concepts • People preparing for technical interviews • Professionals who want to grow in software development Learn by doing Object-Oriented Programming is present in almost every major modern language. Mastering these concepts is essential to build organized, reusable, scalable, and maintainable applications. With Learning OOP you get carefully organized content to speed up your learning and develop the skills most in demand in the market. Start your journey in Object-Oriented Programming now and grow as a developer. Dev Learning Apps – Learn programming in a practical, modern, and accessible way.
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Verdict
The clearest difference is update cadence: Learning OOP at every 9 days against Aquila's every 2 months. Learning OOP also leads on iOS requirement (15.0 vs 18.0). 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
Both are free to download. Aquila sells 4 in-app purchases, starting at $2.99 per month and Learning OOP sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Aquila ships an update every 2 months, Learning OOP every 9 days. The most recent releases landed on October 17, 2026 and October 28, 2026 respectively.
| Parameter | Aquila | Learning OOP |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 82 MB | 122 MB |
| Age rating | 4+ | +4 |
| Developer | Jhon Hernandez | Airton Siqueira de Freitas |
In-app purchases
Aquila
- Aquila Pro — Monthly$2.991 Month
- Aquila Pro — Annual$19.991 Year
- Tech English Course$14.99
- Aquila Pro — Lifetime$34.99
Learning OOP
- CERTIFICATE OF COMPLETION$2.99
- Full access with discount$3.99
- Full access$4.99
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- FULL PASS ALL APP$17.99









