# RadarPlot vs The OOW Bible

The clearest difference is update cadence: The OOW Bible at every 6 days against RadarPlot's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. RadarPlot sells 1 one-off in-app purchase and The OOW Bible sells 5 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

RadarPlot ships an update every 4 months, The OOW Bible every 6 days. The most recent releases landed on September 18, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | RadarPlot | The OOW Bible |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Size | 58 MB | 100 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Paulina Praciak](https://appshunter.io/developer/1869727950) | [Azimuth Systems Ltd](https://appshunter.io/developer/1883659138) |

## What reviewers say

### RadarPlot

[App page](https://appshunter.io/ios/app/radarplot-radar-plot-trainer/id6757932413)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $14.99 | one-time |


### The OOW Bible

[App page](https://appshunter.io/ios/app/the-oow-bible/id6760291715)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $39.99 | per year |
| 2 Oral Exam Sessions | $0.99 | one-time |
| 10 Oral Exam Sessions | $3.99 | one-time |


## Frequently asked questions

### Is RadarPlot free?

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

### Is The OOW Bible free?

The OOW Bible is free to download, with in-app purchases available.

### Do RadarPlot or The OOW Bible have ads?

Neither RadarPlot nor The OOW Bible shows ads.

### Which is updated more often, RadarPlot or The OOW Bible?

RadarPlot ships an update every 4 months, and The OOW Bible every 6 days. Most recently, RadarPlot was updated on September 18, 2026 and The OOW Bible on September 7, 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.*