# Isoelectric Point vs Teaching724

The clearest difference is price: Teaching724 at Free against Isoelectric Point's $2.99. Teaching724 also leads on update cadence (every 11 days vs every 4 months) and iOS requirement (12.0 vs 15.3). On ads, in-app purchases and device support there is nothing between them.

Teaching724 is free to download; Isoelectric Point costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Isoelectric Point ships an update every 4 months, Teaching724 every 11 days. The most recent releases landed on May 16, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Isoelectric Point | Teaching724 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/teaching724/id1475513500/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 11 days** |
| Monetization | — | Free |
| Size | 3 MB | 42 MB |
| Requires iOS | 15.3 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roman Volinsky](https://appshunter.io/developer/977951850) | [DN INVESTMENT CORP.](https://appshunter.io/developer/1479609453) |

## What reviewers say

### Isoelectric Point

[App page](https://appshunter.io/ios/app/isoelectric-point/id1018663238)

**Features:** macOS Compatibility

**In-app purchases:** none


### Teaching724

[App page](https://appshunter.io/ios/app/teaching724/id1475513500)

Prepare for the California real estate licensing exam with this app. It offers teaching videos, online study materials, and practice questions to help you pass on your first try. Covers essential topics like Finance, Practice, and Principles.

**Highlights:** California real estate exam preparation, Teaching videos, Online study materials, Practice questions, Finance, Practice, Principles topics, Mock exams, Certificates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Isoelectric Point free?

Isoelectric Point costs $2.99, with no in-app purchases.

### Is Teaching724 free?

Teaching724 is free to download, with no in-app purchases.

### Do Isoelectric Point or Teaching724 have ads?

Neither Isoelectric Point nor Teaching724 shows ads.

### Which is updated more often, Isoelectric Point or Teaching724?

Isoelectric Point ships an update every 4 months, and Teaching724 every 11 days. Most recently, Isoelectric Point was updated on May 16, 2026 and Teaching724 on June 1, 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.*