# Quick Compute vs e++ Building 3D solid

The clearest difference is in-app purchases: e++ Building 3D solid at none against Quick Compute's 1. e++ Building 3D solid also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.6). Quick Compute's advantage is device support (3 vs 1). On price there is nothing between them.

Both are free to download. Quick Compute sells 1 one-off in-app purchase. e++ Building 3D solid asks for nothing beyond the download.

## The numbers

| Metric | Quick Compute | e++ Building 3D solid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/quick-compute/id1184768593/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 39 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [涛 殷](https://appshunter.io/developer/478791127) | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) |

## What reviewers say

### Quick Compute

[App page](https://appshunter.io/ios/app/quick-compute/id1184768593)

This app offers practice exercises and guidance for various mental math techniques. Users can select exercise types, enter answers, and review calculation processes to improve their speed and comprehension. It also supports batch question generation and tracks exercise history.

**Highlights:** Speed calculation techniques, Practice exercises, Comprehension support, Batch question generation, Exercise history tracking, Multiple formula examples

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RMB18-Ad Free | $2.99 | one-time |


### e++ Building 3D solid

[App page](https://appshunter.io/ios/app/e-plus-plus-building-3d-solid/id1588224606)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quick Compute free?

Quick Compute is free to download, with in-app purchases available.

### Is e++ Building 3D solid free?

e++ Building 3D solid is free to download, with no in-app purchases.

### Do Quick Compute or e++ Building 3D solid have ads?

Quick Compute shows ads; e++ Building 3D solid 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.*