# UG Calculator vs Reactoo Guest

The clearest difference is ads: Reactoo Guest at none against UG Calculator's shown. UG Calculator's advantage is update cadence (every 4 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UG Calculator ships an update every 4 days, Reactoo Guest fortnightly. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | UG Calculator | Reactoo Guest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (35 ratings)](https://appshunter.io/ios/app/ug-calculator/id6756870491/reviews)** | — |
| Number of ratings | **35** | — |
| Positive reviews | 92.9% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Ad-supported | — |
| Size | 86 MB | 121 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marc Williams](https://appshunter.io/developer/1863344077) | [Reactoo LTD](https://appshunter.io/developer/1172812065) |

## What reviewers say

### UG Calculator

[App page](https://appshunter.io/ios/app/ug-calculator/id6756870491)

This fan-made tool helps players determine if a trade is fair within a popular virtual reality game. It uses community-sourced values for dinos, levels, rarity, and other trade elements to provide an evaluation.

**Highlights:** Trade fairness evaluation, Guide value comparison, Level and rarity assessment, Egg, mother, and bundle consideration, Community-driven value updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Reactoo Guest

[App page](https://appshunter.io/ios/app/reactoo-guest/id6779765631)

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

**In-app purchases:** none


## Frequently asked questions

### Is UG Calculator free?

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

### Is Reactoo Guest free?

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

### Do UG Calculator or Reactoo Guest have ads?

UG Calculator shows ads; Reactoo Guest does not.

### Which is updated more often, UG Calculator or Reactoo Guest?

UG Calculator ships an update every 4 days, and Reactoo Guest fortnightly. Most recently, UG Calculator was updated on October 15, 2026 and Reactoo Guest on October 12, 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.*