# eiMAN vs Scientific Computer

The clearest difference is in-app purchases: eiMAN at none against Scientific Computer's 1. Scientific Computer's advantage is iOS requirement (13.0 vs 15.1). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Scientific Computer sells 1 in-app purchase, starting at $5.99 per 7 days. eiMAN asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for eiMAN against 5.0 for Scientific Computer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

eiMAN ships an update every 3 weeks, Scientific Computer every 2 weeks. The most recent releases landed on September 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | eiMAN | Scientific Computer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/eiman/id6473810988/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/scientific-computer/id6737824642/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 36 MB | 118 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [MNLeistung Inc.](https://appshunter.io/developer/1718688658) | [Wuhan Sheshou Technology Co.,Ltd.](https://appshunter.io/developer/1645260509) |

## What reviewers say

### eiMAN

[App page](https://appshunter.io/ios/app/eiman/id6473810988)

This task management software helps streamline workflows and enhance the value of everyday tasks. It is designed to be affordable, use low data, and be user-friendly.

**Highlights:** Streamline workflows, Enhance everyday tasks, Affordable pricing, Low data usage, User-friendly interface

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

**In-app purchases:** none


### Scientific Computer

[App page](https://appshunter.io/ios/app/scientific-computer/id6737824642)

This app offers a comprehensive suite of calculation tools, including basic, scientific, mortgage, and tax calculators. It also provides unit conversions, date calculations, and a compass with location data. Manage your finances, plan projects, and navigate with ease using its multifunctional features.

**Highlights:** Basic and scientific calculations, Mortgage and personal income tax calculator, Date and unit conversion, Compass with GPS data, Score calculator, Base conversion

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One week membership | $5.99 | per 7 days |


## Frequently asked questions

### Is eiMAN free?

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

### Is Scientific Computer free?

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

### Which has better reviews, eiMAN or Scientific Computer?

eiMAN and Scientific Computer are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do eiMAN or Scientific Computer have ads?

Neither eiMAN nor Scientific Computer shows ads.

### Which is updated more often, eiMAN or Scientific Computer?

eiMAN ships an update every 3 weeks, and Scientific Computer every 2 weeks. Most recently, eiMAN was updated on September 24, 2026 and Scientific Computer on October 7, 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.*