# Bubble Index vs Expense Tracker

The clearest difference is update cadence: Expense Tracker at every 8 days against Bubble Index's every 2 months. Expense Tracker also leads on iOS requirement (16.4 vs 18.4). 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.

Bubble Index ships an update every 2 months, Expense Tracker every 8 days. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Bubble Index | Expense Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/bubble-index/id6745993441/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 1 MB | 44 MB |
| Requires iOS | 18.4 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hyunseok Jang](https://appshunter.io/developer/1814734839) | [PHYU THIN KYI](https://appshunter.io/developer/6798742621) |

## 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


### Expense Tracker

[App page](https://appshunter.io/ios/app/expense-tracker-moneydot/id6804001291)

**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 Expense Tracker free?

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

### Do Bubble Index or Expense Tracker have ads?

Neither Bubble Index nor Expense Tracker shows ads.

### Which is updated more often, Bubble Index or Expense Tracker?

Bubble Index ships an update every 2 months, and Expense Tracker every 8 days. Most recently, Bubble Index was updated on October 3, 2026 and Expense Tracker on October 14, 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.*