# exo.expert vs DroneCJ

exo.expert and DroneCJ are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. exo.expert sells 1 in-app purchase, starting at $699.99 per year and DroneCJ sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

exo.expert ships an update every 2 weeks, DroneCJ every 3 weeks. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | exo.expert | DroneCJ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 60 MB | 103 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [exo.expert](https://appshunter.io/developer/1616178462) | [Julien Cecconi](https://appshunter.io/developer/1836636742) |

## What reviewers say

### exo.expert

[App page](https://appshunter.io/ios/app/exoexpert/id1464138791)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| exo.expert Full Version | $699.99 | per year |


### DroneCJ

[App page](https://appshunter.io/ios/app/dronecj/id6751755255)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DroneCJ Plus Monthly | $3.99 | per month |
| DroneCJ Plus Yearly | $44.99 | per year |


## Frequently asked questions

### Is exo.expert free?

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

### Is DroneCJ free?

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

### Do exo.expert or DroneCJ have ads?

Neither exo.expert nor DroneCJ shows ads.

### Which is updated more often, exo.expert or DroneCJ?

exo.expert ships an update every 2 weeks, and DroneCJ every 3 weeks. Most recently, exo.expert was updated on September 21, 2026 and DroneCJ on September 16, 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.*