# E vs CircKit

The clearest difference is price: CircKit at Free against E's $13.99. CircKit also leads on update cadence (weekly vs every 5 weeks). E's advantage is in-app purchases (none vs 9) and review sentiment (100% vs 79%). On ads, monetization model, device support and iOS requirement there is nothing between them.

CircKit is free to download; E costs $13.99 up front. CircKit sells 9 in-app purchases, starting at $1.99 per month. E asks for nothing beyond the download.

E ships an update every 5 weeks, CircKit weekly. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | E | CircKit |
| --- | --- | --- |
| Price | $13.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/e-calc-master-2021/id1538269385/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **100.0% of reviews** | 78.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Paid | Paid |
| Size | 37 MB | 50 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Snappy Appz Inc.](https://appshunter.io/developer/375591377) | [The Sparky](https://appshunter.io/developer/1747077864) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-calc-master-2021/id1538269385)

This app provides comprehensive electrical calculations based on the Canadian Electric Code. It assists electricians and engineers with tasks like wire and conduit sizing, fusing, and load calculations, offering detailed results and saving them for sharing or printing.

**Highlights:** Canadian Electric Code calculations, Wire and conduit sizing, Fusing and overload calculations, Motor and transformer load calculations, Custom panel legends, Voltage drop calculations, Box fill calculations

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

**In-app purchases:** none


### CircKit

[App page](https://appshunter.io/ios/app/circkit/id6612010334)

This app provides essential electrical calculations and reference tools for electricians, contractors, and engineers. It offers advanced calculators for motor sizing, voltage drop, and more, alongside a professional reference library and built-in productivity tools.

**Highlights:** Motor sizing and protection calculators, Voltage drop calculator, Transformer sizing, Pipe and box fill calculators, Professional reference library, Integrated notes app, Unit converter

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $14.99 | per year |
| 14 Day Trial | Free | one-time |
| $1 Tip | $0.99 | one-time |
| $5 Tip | $4.99 | one-time |
| $10 Tip | $9.99 | one-time |
| $20 Tip | $19.99 | one-time |
| Discounted Lifetime | $22.99 | one-time |
| Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is E free?

E costs $13.99, with no in-app purchases.

### Is CircKit free?

CircKit is free to download, with in-app purchases available.

### Do E or CircKit have ads?

Neither E nor CircKit shows ads.

### Which is updated more often, E or CircKit?

E ships an update every 5 weeks, and CircKit weekly. Most recently, E was updated on October 8, 2026 and CircKit on October 25, 2026.

---

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