# mechanical design engine vs Tally Bookkeeping

The clearest difference is ads: mechanical design engine at none against Tally Bookkeeping's shown. On price, in-app purchases, device support and iOS requirement 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 | mechanical design engine | Tally Bookkeeping |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Size | 63 MB | 29 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [gan dae choi](https://appshunter.io/developer/1574341439) | [AS DISENOS CONSTRUCCIONES Y ASESORIAS S A S](https://appshunter.io/developer/1888128113) |

## What reviewers say

### mechanical design engine

[App page](https://appshunter.io/ios/app/mechanical-design-engine/id1574341437)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tally Bookkeeping

[App page](https://appshunter.io/ios/app/tally-bookkeeping/id6761174622)

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

**In-app purchases:** none


## Frequently asked questions

### Is mechanical design engine free?

mechanical design engine is free to download, with no in-app purchases.

### Is Tally Bookkeeping free?

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

### Do mechanical design engine or Tally Bookkeeping have ads?

Tally Bookkeeping shows ads; mechanical design engine does not.

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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.*