# JTRA vs ALVA Rainbow

The clearest difference is update cadence: ALVA Rainbow at fortnightly against JTRA's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

JTRA ships an update monthly, ALVA Rainbow fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | JTRA | ALVA Rainbow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 407 MB | 254 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jingteng Information Technology Co., Ltd](https://appshunter.io/developer/1478717790) | [Alva (Beijing) Technology Co., Ltd.](https://appshunter.io/developer/1397292660) |

## What reviewers say

### JTRA

[App page](https://appshunter.io/ios/app/jtra/id1556361770)

**Features:** macOS Compatibility

**In-app purchases:** none


### ALVA Rainbow

[App page](https://appshunter.io/ios/app/alva-rainbow/id1568649797)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JTRA free?

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

### Is ALVA Rainbow free?

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

### Do JTRA or ALVA Rainbow have ads?

Neither JTRA nor ALVA Rainbow shows ads.

### Which is updated more often, JTRA or ALVA Rainbow?

JTRA ships an update monthly, and ALVA Rainbow fortnightly. Most recently, JTRA was updated on November 7, 2026 and ALVA Rainbow on November 3, 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.*