# eAbacus vs NanoOps

The clearest difference is iOS requirement: NanoOps at 16.0 against eAbacus's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | eAbacus | NanoOps |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 13 MB | 3 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Weigan Technology (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1896482773) | [玉琴 孙](https://appshunter.io/developer/1877577177) |

## What reviewers say

### eAbacus

[App page](https://appshunter.io/ios/app/eabacus/id6768071040)

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

**In-app purchases:** none


### NanoOps

[App page](https://appshunter.io/ios/app/nanoops/id6799890021)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is eAbacus free?

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

### Is NanoOps free?

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

### Do eAbacus or NanoOps have ads?

Neither eAbacus nor NanoOps shows ads.

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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.*