# IDN Pro vs Oktant

The clearest difference is in-app purchases: IDN Pro at none against Oktant's 4. IDN Pro also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Oktant sells 4 in-app purchases, starting at $4.99 per month. IDN Pro asks for nothing beyond the download.

IDN Pro ships an update every 5 days, Oktant fortnightly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | IDN Pro | Oktant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 74 MB | 78 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takeme Limited](https://appshunter.io/developer/1319877045) | [Oktant](https://appshunter.io/developer/1884849065) |

## What reviewers say

### IDN Pro

[App page](https://appshunter.io/ios/app/idn-pro/id1668769807)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oktant

[App page](https://appshunter.io/ios/app/oktant/id6760536966)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Navigator | $4.99 | per month |
| Annual Navigator | $24.99 | per year |
| Annual Founding User Navigator | $39.99 | per year |
| Lifetime Navigator | $59.99 | one-time |


## Frequently asked questions

### Is IDN Pro free?

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

### Is Oktant free?

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

### Do IDN Pro or Oktant have ads?

Neither IDN Pro nor Oktant shows ads.

### Which is updated more often, IDN Pro or Oktant?

IDN Pro ships an update every 5 days, and Oktant fortnightly. Most recently, IDN Pro was updated on October 27, 2026 and Oktant on October 31, 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.*