O vs Shikkha Squared
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
O
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The Physics Revision App is your go-to study companion for mastering the fascinating world of physics. Whether you're a high school student preparing for exams, a college student delving into advanced physics courses, or simply someone keen on refreshing your knowledge, this app is designed to streamline your revision process. With a user-friendly interface, comprehensive content, interactive quizzes, and in-depth explanations, it provides a convenient and effective way to review key Physics concepts, from cellular processes to ecosystems. Stay organized, stay motivated, and boost your physics knowledge with the Physics Revision App. Start revising and unlocking your full potential in the world of life sciences today!
Shikkha Squared
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Your English O & A Level exams with confidence – completely free! Our app is designed specifically for English O Level and A Level students, helping you study smarter, revise better, and achieve top grades. All study resources, tools, and features are available at no cost. Why you’ll love it (and it’s all free): Complete Study Notes – Clear, exam-focused explanations for every topic. Past Papers & Model Answers – Learn from real exam-style questions and high-scoring responses. Practice & Revision Tools – Interactive resources to boost vocabulary, grammar, and essay writing skills. Exam Strategies – Tips and techniques tailored to Cambridge & Edexcel exam boards. Easy to Use – Simple design so you can focus on learning, not searching. Get Exam Ready – Every feature is available without subscriptions, ads, or in-app purchases. Whether you’re preparing for English Language or Literature, this app is your all-in-one study companion. Perfect for quick revision, practice sessions, or deep learning before the big day. 100% Free – No subscriptions. No in-app purchases. Just learning.
Screenshots
Verdict
The clearest difference is ads: Shikkha Squared at none against O's shown. Shikkha Squared also leads on update cadence (monthly vs every 8 months) and iOS requirement (13.0 vs 15.6). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
O ships an update every 8 months, Shikkha Squared monthly. The most recent releases landed on September 30, 2026 and October 19, 2026 respectively.
| Parameter | O | Shikkha Squared |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Albert Mungochi | Science Platform |
In-app purchases
O
No in-app purchases
Shikkha Squared
No in-app purchases
Questions
Is O free?
Is Shikkha Squared free?
Do O or Shikkha Squared have ads?
Which is updated more often, O or Shikkha Squared?
Other comparisons
