# iformula pro vs Electric Circuits Simulator

The clearest difference is in-app purchases: Electric Circuits Simulator at none against iformula pro's 1. iformula pro's advantage is price ($2.99 vs $6.99). On update cadence, ads, device support and iOS requirement there is nothing between them.

iformula pro costs $2.99 and Electric Circuits Simulator $6.99 up front. iformula pro sells 1 one-off in-app purchase. Electric Circuits Simulator asks for nothing beyond the download.

iformula pro ships an update every 4 months, Electric Circuits Simulator every 5 months. The most recent releases landed on October 13, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | iformula pro | Electric Circuits Simulator |
| --- | --- | --- |
| Price | **$2.99** | $6.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/iformula-pro/id327888781/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Paid | — |
| Size | 88 MB | 28 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Tobias Werner](https://appshunter.io/developer/325337278) | [旭 陈](https://appshunter.io/developer/6780413573) |

## What reviewers say

### iformula pro

[App page](https://appshunter.io/ios/app/iformula-pro/id327888781)

This comprehensive math learning platform offers over 4000 equations and functions across various advanced topics. It features a powerful search, a scientific calculator, note-taking, and bookmarking capabilities to aid academic study and professional reference.

**Highlights:** Over 4000 math equations, Full-featured equation search, New scientific calculator, Notes system, Bookmarking for favorite equations, Dual language support (English & German)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| draw function graph | $0.99 | one-time |


### Electric Circuits Simulator

[App page](https://appshunter.io/ios/app/electric-circuits-simulator/id6748567946)

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

**In-app purchases:** none


## Frequently asked questions

### Is iformula pro free?

iformula pro costs $2.99, and also offers in-app purchases.

### Is Electric Circuits Simulator free?

Electric Circuits Simulator costs $6.99, with no in-app purchases.

### Do iformula pro or Electric Circuits Simulator have ads?

Neither iformula pro nor Electric Circuits Simulator shows ads.

### Which is updated more often, iformula pro or Electric Circuits Simulator?

iformula pro ships an update every 4 months, and Electric Circuits Simulator every 5 months. Most recently, iformula pro was updated on October 13, 2026 and Electric Circuits Simulator on September 23, 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.*