# Bright Comets vs THEOcon

The clearest difference is in-app purchases: THEOcon at none against Bright Comets's 1. THEOcon also leads on update cadence (every 2 days vs every 5 days) and iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Bright Comets sells 1 one-off in-app purchase. THEOcon asks for nothing beyond the download.

Bright Comets ships an update every 5 days, THEOcon every 2 days. The most recent releases landed on October 22, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Bright Comets | THEOcon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (153 ratings)](https://appshunter.io/ios/app/bright-comets/id1523594527/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 74.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 65 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hanno Rein](https://appshunter.io/developer/325840976) | [THEO Technologies](https://appshunter.io/developer/1199794083) |

## What reviewers say

### Bright Comets

[App page](https://appshunter.io/ios/app/bright-comets/id1523594527)

Discover visible comets in the night sky with this astronomy tool. Simply point your device upwards, and a red marker will guide you to the comet's location using real-time data.

**Highlights:** Locate visible comets, Real-time sky pointing, Red target marker guidance, Uses device location, NASA JPL ephemerides data

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $1.99 | one-time |


### THEOcon

[App page](https://appshunter.io/ios/app/theocon/id6499198611)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bright Comets free?

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

### Is THEOcon free?

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

### Do Bright Comets or THEOcon have ads?

Neither Bright Comets nor THEOcon shows ads.

### Which is updated more often, Bright Comets or THEOcon?

Bright Comets ships an update every 5 days, and THEOcon every 2 days. Most recently, Bright Comets was updated on October 22, 2026 and THEOcon on October 9, 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.*