# Bubble Index vs CryptoStream

The clearest difference is rating: CryptoStream at 5.0 against Bubble Index's 4.6. CryptoStream also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.4). Bubble Index's advantage is ratings volume (5 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

CryptoStream holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Bubble Index has 5 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Bubble Index | CryptoStream |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/bubble-index/id6745993441/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cryptostream-trade-bubbles/id6755640261/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 1 MB | 29 MB |
| Requires iOS | 18.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hyunseok Jang](https://appshunter.io/developer/1814734839) | [Francois Grabenstaetter](https://appshunter.io/developer/1855148434) |

## What reviewers say

### Bubble Index

[App page](https://appshunter.io/ios/app/bubble-index/id6745993441)

This app provides a daily market sentiment index for stocks and cryptocurrencies. It uses visual bubble charts to display this data and offers a clean, lightweight interface with dark mode. No login or personal data is required to use its interactive features.

**Highlights:** Daily market sentiment index, Visual bubble charts for stocks and crypto, Clean, lightweight design, Dark mode support, No login or personal data collection, Interactive bubbles

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

**In-app purchases:** none


### CryptoStream

[App page](https://appshunter.io/ios/app/cryptostream-trade-bubbles/id6755640261)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Index free?

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

### Is CryptoStream free?

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

### Which has better reviews, Bubble Index or CryptoStream?

CryptoStream is rated higher. Bubble Index averages 4.6 out of 5 from 5 ratings, while CryptoStream averages 5.0 from 1 ratings.

### Do Bubble Index or CryptoStream have ads?

Neither Bubble Index nor CryptoStream shows ads.

### Which is updated more often, Bubble Index or CryptoStream?

Bubble Index ships an update every 2 months, and CryptoStream every 2 months. Most recently, Bubble Index was updated on October 24, 2026 and CryptoStream on October 24, 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.*