# Classroom Timer Pro vs Circuit Diagram

The clearest difference is review sentiment: Classroom Timer Pro at 43% against Circuit Diagram's 0%. Classroom Timer Pro also leads on update cadence (every 5 months vs every 59 months) and iOS requirement (9.0 vs 12.0). Circuit Diagram's advantage is price ($1.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Classroom Timer Pro costs $2.99 and Circuit Diagram $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Classroom Timer Pro ships an update every 5 months, Circuit Diagram every 59 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Classroom Timer Pro | Circuit Diagram |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[3.6 (9 ratings)](https://appshunter.io/ios/app/classroom-timer-pro/id594124231/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | **42.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 59 months |
| Monetization | Paid | Paid |
| Size | 107 MB | 247 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EDTECH MONSTER LIMITED](https://appshunter.io/developer/686934052) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Classroom Timer Pro

[App page](https://appshunter.io/ios/app/classroom-timer-pro/id594124231)

This educational tool helps teachers manage timed tasks for groups of children. It offers customizable themes, background countdowns, and engaging animations for task completion or time expiration. Users can pause, restart, and reset timers, with optional sound effects.

**Highlights:** 50+ alarm/background theme combinations, Background countdown functionality, Elapsed and remaining time display, Actual time display, "Well Done" screen with fanfare, Comic explosion or "Time's Up" animation, Pause, restart, and reset timer

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Circuit Diagram

[App page](https://appshunter.io/ios/app/circuit-diagram-edutech-era/id1550891456)

Learn the fundamentals of electric circuits with interactive 3D diagrams and animations. Explore components, current flow, and real-life applications in an engaging, offline learning experience. Ideal for students and self-learners.

**Highlights:** Interactive 3D circuit diagrams, Zoom, rotate, and pan functionality, Animations demonstrating current flow, Explanation of circuit components and symbols, Real-life circuit applications, Offline functionality, Simple language for quick learning

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Classroom Timer Pro free?

Classroom Timer Pro costs $2.99, with no in-app purchases.

### Is Circuit Diagram free?

Circuit Diagram costs $1.99, with no in-app purchases.

### Do Classroom Timer Pro or Circuit Diagram have ads?

Neither Classroom Timer Pro nor Circuit Diagram shows ads.

### Which is updated more often, Classroom Timer Pro or Circuit Diagram?

Classroom Timer Pro ships an update every 5 months, and Circuit Diagram every 59 months. Most recently, Classroom Timer Pro was updated on October 23, 2026 and Circuit Diagram on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*