# iformula pro vs Electrical Engineering Pack

The clearest difference is rating: Electrical Engineering Pack at 4.7 against iformula pro's 3.0. Electrical Engineering Pack also leads on in-app purchases (none vs 1) and review sentiment (75% vs 45%). iformula pro's advantage is price ($2.99 vs $4.99). On update cadence, ads, monetization model and device support there is nothing between them.

iformula pro costs $2.99 and Electrical Engineering Pack $4.99 up front. iformula pro sells 1 one-off in-app purchase. Electrical Engineering Pack asks for nothing beyond the download.

Electrical Engineering Pack holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Electrical Engineering Pack has 76 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 45% of iformula pro's written reviews are positive against 75% of Electrical Engineering Pack's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | iformula pro | Electrical Engineering Pack |
| --- | --- | --- |
| Price | **$2.99** | $4.99 |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/iformula-pro/id327888781/reviews) | **[4.7 (76 ratings)](https://appshunter.io/ios/app/electrical-engineering-pack/id505423236/reviews)** |
| Number of ratings | 2 | **76** |
| Positive reviews | 45.5% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Paid | Paid |
| Size | 88 MB | 14 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Tobias Werner](https://appshunter.io/developer/325337278) | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) |

## 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 |


### Electrical Engineering Pack

[App page](https://appshunter.io/ios/app/electrical-engineering-pack/id505423236)

This app provides a comprehensive suite of electrical calculators and converters for engineers, electricians, and students. It features over 60 calculators for various electrical parameters and 16 converter categories with extensive unit support. Calculations update automatically as input values or units are changed.

**Highlights:** 60+ Electrical Calculators, 16 Electrical Converter Categories, Automatic Calculation Updates, Resistor Color Code Calculator, Upgraded Voltage Drop Calculator, NEC/IEEE Standards Compliant

**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 Electrical Engineering Pack free?

Electrical Engineering Pack costs $4.99, with no in-app purchases.

### Which has better reviews, iformula pro or Electrical Engineering Pack?

Electrical Engineering Pack is rated higher. iformula pro averages 3.0 out of 5 from 2 ratings, while Electrical Engineering Pack averages 4.7 from 76 ratings.

### Do iformula pro or Electrical Engineering Pack have ads?

Neither iformula pro nor Electrical Engineering Pack shows ads.

### Which is updated more often, iformula pro or Electrical Engineering Pack?

iformula pro ships an update every 4 months, and Electrical Engineering Pack every 4 months. Most recently, iformula pro was updated on October 13, 2026 and Electrical Engineering Pack on October 12, 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.*