# SolidityHub vs Learn PostgreSQL Database

The clearest difference is price: Learn PostgreSQL Database at $2.99 against SolidityHub's $6.99. Learn PostgreSQL Database also leads on iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

SolidityHub costs $6.99 and Learn PostgreSQL Database $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SolidityHub | Learn PostgreSQL Database |
| --- | --- | --- |
| Price | $6.99 | **$2.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 53 MB | 63 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) | [Shahbaz Khan](https://appshunter.io/developer/1479963383) |

## What reviewers say

### SolidityHub

[App page](https://appshunter.io/ios/app/solidityhub/id6742271972)

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

**In-app purchases:** none


### Learn PostgreSQL Database

[App page](https://appshunter.io/ios/app/learn-postgresql-database/id6753865971)

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

**In-app purchases:** none


## Frequently asked questions

### Is SolidityHub free?

SolidityHub costs $6.99, with no in-app purchases.

### Is Learn PostgreSQL Database free?

Learn PostgreSQL Database costs $2.99, with no in-app purchases.

### Do SolidityHub or Learn PostgreSQL Database have ads?

Neither SolidityHub nor Learn PostgreSQL Database shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*