# COLFRAY JP vs Periodic Table Ultra

The clearest difference is in-app purchases: COLFRAY JP at none against Periodic Table Ultra's 1. COLFRAY JP also leads on ads (none vs shown) and update cadence (every 2 months vs every 14 months). On price and device support there is nothing between them.

Both are free to download. Periodic Table Ultra sells 1 one-off in-app purchase. COLFRAY JP asks for nothing beyond the download.

COLFRAY JP ships an update every 2 months, Periodic Table Ultra every 14 months. The most recent releases landed on October 11, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | COLFRAY JP | Periodic Table Ultra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 14 months |
| Size | 37 MB | 192 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Uplift Educational Solutions](https://appshunter.io/developer/1793846825) | [Nguyen Tuan Anh](https://appshunter.io/developer/1668554887) |

## What reviewers say

### COLFRAY JP

[App page](https://appshunter.io/ios/app/colfray-jp/id6471982954)

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

**In-app purchases:** none


### Periodic Table Ultra

[App page](https://appshunter.io/ios/app/periodic-table-ultra/id6473072828)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $6.99 | one-time |


## Frequently asked questions

### Is COLFRAY JP free?

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

### Is Periodic Table Ultra free?

Periodic Table Ultra is free to download, with in-app purchases available.

### Do COLFRAY JP or Periodic Table Ultra have ads?

Periodic Table Ultra shows ads; COLFRAY JP does not.

### Which is updated more often, COLFRAY JP or Periodic Table Ultra?

COLFRAY JP ships an update every 2 months, and Periodic Table Ultra every 14 months. Most recently, COLFRAY JP was updated on October 11, 2026 and Periodic Table Ultra on October 17, 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.*