Chandru Maths vs Spell
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chandru Maths
This educational app simplifies math concepts with comprehensive lessons, practice exercises, video tutorials, and quizzes. It aims to help students master math for exams and academic success through clear explanations and practical problem-solving techniques.
- Comprehensive math lessons
- Practice exercises
- Video tutorials
- Quizzes
- Clear explanations
- Problem-solving techniques
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Chandru Maths is an educational app dedicated to simplifying math concepts and helping students improve their mathematical skills. It offers comprehensive lessons, practice exercises, video tutorials, and quizzes across a range of topics. Designed to support students in mastering math for exams and academic success, Chandru Maths provides clear explanations and practical problem-solving techniques, making learning math engaging and accessible.
Spell
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Spell-IoT is an educational IoT platform designed to help students, educators, and learners understand Internet of Things concepts through practical usage. The app allows users to connect, monitor, and interact with IoT devices using a secure cloud environment. It is ideal for learning real time data communication, device control, and cloud based IoT workflows using a mobile device. Spell-IoT supports hands on learning by visualizing sensor data, monitoring device activity, and understanding how connected systems operate in real time. The interface is simple and suitable for beginners, while also supporting advanced experimentation. This app is intended for educational use including student projects, lab demonstrations, and learning environments. Key features: Real time device monitoring Sensor data visualization Cloud based device communication Simple interface for learning Supports multiple devices Secure and reliable data handling Spell-IoT helps bridge the gap between theory and real world IoT implementation.
Screenshots
Verdict
The clearest difference is in-app purchases: Chandru Maths at none against Spell's 2. Spell's advantage is update cadence (every 4 days vs every 4 months). On price, ads, device support and iOS requirement 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. Spell sells 2 one-off in-app purchases. Chandru Maths asks for nothing beyond the download.
Chandru Maths ships an update every 4 months, Spell every 4 days. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.
| Parameter | Chandru Maths | Spell |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 4 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 103 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Aakash Sinha | PETAL AUTOMATIONS |
In-app purchases
Chandru Maths
No in-app purchases
Spell
- Standard Plan$2.99
- Standard Elite Plan$5.99









