# Electronics Tools & Calculator vs OCTO Flashcards

The clearest difference is rating: Electronics Tools & Calculator at 4.0 against OCTO Flashcards's 2.6. Electronics Tools & Calculator also leads on monetization model (free vs ad-supported) and device support (3 vs 1). OCTO Flashcards's advantage is review sentiment (54% vs 17%) and update cadence (every 11 days vs every 6 weeks). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Electronics Tools & Calculator holds the better App Store score, 4.0 against 2.6. Both are backed by a comparable volume of ratings — 16 and 16 respectively. Written reviews complicate that: 17% of Electronics Tools & Calculator's written reviews are positive against 54% of OCTO Flashcards's, so the app with the better star average is not the one people write more warmly about.

Electronics Tools & Calculator ships an update every 6 weeks, OCTO Flashcards every 11 days. The most recent releases landed on September 27, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | Electronics Tools & Calculator | OCTO Flashcards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (16 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136/reviews)** | [2.6 (16 ratings)](https://appshunter.io/ios/app/octo-flashcards/id1664003220/reviews) |
| Number of ratings | 16 | 16 |
| Positive reviews | 16.7% of reviews | **53.8% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 11 days** |
| Monetization | **Free** | Ad-supported |
| Size | 63 MB | 20 MB |
| Requires iOS | **15.0** | 15.4 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anas Abubakar](https://appshunter.io/developer/1581534101) | [Elaine Kodama](https://appshunter.io/developer/1664003222) |

## What reviewers say

### Electronics Tools & Calculator

[App page](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136)

This app serves as a pocket-sized electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding both engineers and hobbyists in their design processes.

**Highlights:** Electronic component reference, Electronic circuit reference, Filter design calculators, Inductor winding calculators, Transformer winding calculators, Resistor and capacitor calculations, Ohm's law and power calculations

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

**In-app purchases:** none


### OCTO Flashcards

[App page](https://appshunter.io/ios/app/octo-flashcards/id1664003220)

This app offers a digital solution for studying with flashcards, allowing users to write and draw using an Apple Pencil. It provides organizational tools like folders and color-coding, along with study features to track mastered cards and facilitate quick review sessions. Go paperless and create unlimited study materials without cost.

**Highlights:** Apple Pencil support for writing and drawing, Cloud-backed database for card storage, Folder organization and color-coding, Mastered card tracking, Quick study sessions with swipe/tap gestures, Unlimited card creation

**In-app purchases:** none


## Frequently asked questions

### Is Electronics Tools & Calculator free?

Electronics Tools & Calculator is free to download, with no in-app purchases.

### Is OCTO Flashcards free?

OCTO Flashcards is free to download, with no in-app purchases.

### Which has better reviews, Electronics Tools & Calculator or OCTO Flashcards?

Electronics Tools & Calculator is rated higher. Electronics Tools & Calculator averages 4.0 out of 5 from 16 ratings, while OCTO Flashcards averages 2.6 from 16 ratings.

### Do Electronics Tools & Calculator or OCTO Flashcards have ads?

Both Electronics Tools & Calculator and OCTO Flashcards show ads.

### Which is updated more often, Electronics Tools & Calculator or OCTO Flashcards?

Electronics Tools & Calculator ships an update every 6 weeks, and OCTO Flashcards every 11 days. Most recently, Electronics Tools & Calculator was updated on September 27, 2026 and OCTO Flashcards on August 20, 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.*