# Chronos Notes vs Electronic Circuit Design Quiz

The clearest difference is review sentiment: Chronos Notes at 100% against Electronic Circuit Design Quiz's 50%. Chronos Notes also leads on rating (4.0 vs 3.0) and in-app purchases (none vs 7). Electronic Circuit Design Quiz's advantage is price (Free vs $0.99) and update cadence (every 3 weeks vs every 9 months). On ratings volume and device support there is nothing between them.

Electronic Circuit Design Quiz is free to download; Chronos Notes costs $0.99 up front. Electronic Circuit Design Quiz sells 7 in-app purchases, starting at $4.99 per month. Chronos Notes asks for nothing beyond the download.

Chronos Notes holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of Chronos Notes's written reviews are positive against 50% of Electronic Circuit Design Quiz's.

Chronos Notes ships an update every 9 months, Electronic Circuit Design Quiz every 3 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Chronos Notes | Electronic Circuit Design Quiz |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/chronos-notes/id687105675/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/electronic-circuit-design-quiz/id1584634216/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 6 MB | 68 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jan-Wouter Arendsen](https://appshunter.io/developer/432769119) | [Arshad Iqbal](https://appshunter.io/developer/1547001151) |

## What reviewers say

### Chronos Notes

[App page](https://appshunter.io/ios/app/chronos-notes/id687105675)

Organize historical notes and events into a visual, chronological timeline. Create timelines for any historical period or event, navigate through them, and use tags for easy searching and filtering.

**Highlights:** Chronological timeline creation, Organize notes by date, Navigate via timeline or event list, Tagging for easy filtering, Search historical events

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

**In-app purchases:** none


### Electronic Circuit Design Quiz

[App page](https://appshunter.io/ios/app/electronic-circuit-design-quiz/id1584634216)

Practice over 600 multiple-choice questions on electronic circuit design. This app offers self-assessment tests and revision notes covering various topics for engineering students and beginners. It functions as a study guide for online learning and exam preparation.

**Highlights:** 600+ circuit design MCQs, Self-assessment tests, Revision notes, Covers basic and advanced engineering topics, Chapter-wise quizzes, Free download

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Package | $4.99 | per month |
| 3 Months Package | $9.99 | per 3 months |
| 6 Months Package | $14.99 | per 6 months |
| 1 Year Package | $19.99 | per year |
| 1500 Coins | $0.99 | one-time |
| 3500 Coins | $1.99 | one-time |
| 6000 Coins | $2.99 | one-time |


## Frequently asked questions

### Is Chronos Notes free?

Chronos Notes costs $0.99, with no in-app purchases.

### Is Electronic Circuit Design Quiz free?

Electronic Circuit Design Quiz is free to download, with in-app purchases available.

### Which has better reviews, Chronos Notes or Electronic Circuit Design Quiz?

Chronos Notes is rated higher. Chronos Notes averages 4.0 out of 5 from 1 ratings, while Electronic Circuit Design Quiz averages 3.0 from 1 ratings.

### Do Chronos Notes or Electronic Circuit Design Quiz have ads?

Electronic Circuit Design Quiz shows ads; Chronos Notes does not.

### Which is updated more often, Chronos Notes or Electronic Circuit Design Quiz?

Chronos Notes ships an update every 9 months, and Electronic Circuit Design Quiz every 3 weeks. Most recently, Chronos Notes was updated on November 1, 2026 and Electronic Circuit Design Quiz on November 3, 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.*