# Bubble Index vs Perksly

The clearest difference is review sentiment: Perksly at 100% against Bubble Index's 0%. Perksly also leads on rating (5.0 vs 4.6). Bubble Index's advantage is iOS requirement (18.4 vs 26.1). On price, ratings volume, update cadence and ads there is nothing between them.

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

Perksly holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 0% of Bubble Index's written reviews are positive against 100% of Perksly's.

Bubble Index ships an update every 2 months, Perksly monthly. The most recent releases landed on September 16, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Bubble Index | Perksly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/bubble-index/id6745993441/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/perksly/id6765830177/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 3 MB | 20 MB |
| Requires iOS | **18.4** | 26.1 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hyunseok Jang](https://appshunter.io/developer/1814734839) | [Wei-Ting Liao](https://appshunter.io/developer/1896092384) |

## 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


### Perksly

[App page](https://appshunter.io/ios/app/perksly/id6765830177)

This app helps premium credit card holders maximize their benefits by tracking and reminding them about expiring credits and perks. It offers insights into card value and ensures you don't miss out on any of the benefits you're paying for.

**Highlights:** Tracks monthly, quarterly, semi-annual, and annual credits, Shows available, used, and at-risk credits, Sends smart reminders before credits expire, Logs always-on perks like lounge access and elite status, Catalog of 200+ U.S. credit cards, Insights by card, category, or issuer

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Index free?

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

### Is Perksly free?

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

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

Perksly is rated higher. Bubble Index averages 4.6 out of 5 from 5 ratings, while Perksly averages 5.0 from 3 ratings.

### Do Bubble Index or Perksly have ads?

Neither Bubble Index nor Perksly shows ads.

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

Bubble Index ships an update every 2 months, and Perksly monthly. Most recently, Bubble Index was updated on September 16, 2026 and Perksly on October 1, 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.*