# CARL app vs Staax

The clearest difference is review sentiment: Staax at 88% against CARL app's 0%. Staax also leads on rating (4.6 vs 4.2) and update cadence (every 8 days vs every 6 weeks). On price, ratings volume, 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.

Staax holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 15 and 21 respectively. Written reviews point the same way: 0% of CARL app's written reviews are positive against 88% of Staax's.

CARL app ships an update every 6 weeks, Staax every 8 days. The most recent releases landed on October 2, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | CARL app | Staax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (15 ratings)](https://appshunter.io/ios/app/carl-app/id1518314520/reviews) | **[4.6 (21 ratings)](https://appshunter.io/ios/app/staax/id1635862905/reviews)** |
| Number of ratings | 15 | **21** |
| Positive reviews | 0.0% of reviews | **87.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | Free | Free |
| Size | 29 MB | 59 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CARL, Inc.](https://appshunter.io/developer/1518314519) | [Parrot Finance, Inc.](https://appshunter.io/developer/1596190496) |

## What reviewers say

### CARL app

[App page](https://appshunter.io/ios/app/carl-app/id1518314520)

Access sophisticated hedge fund investment strategies previously unavailable to the general public. Build, test, and invest in your own quant hedge fund portfolios with customizable risk and return objectives. Offers real-time performance updates and flexible liquidity.

**Highlights:** Hedge fund investment strategies, Quant hedge fund portfolio building, Customizable risk and return, Technology and data-driven strategies, Low minimum investments, Real-time performance updates, Monthly liquidity

**Features:** macOS Compatibility

**In-app purchases:** none


### Staax

[App page](https://appshunter.io/ios/app/staax/id1635862905)

This app allows you to pay and get paid in fractional shares of stock, integrating investing into everyday transactions. You can send friends small amounts of stock as reimbursements, build your portfolio socially, and engage with a community feed of transactions. It offers commission-free trading and fractional shares starting from $1.

**Highlights:** Pay and get paid in stock, Fractional share investing, Social investing feed, Commission-free trading, Embed investing into lifestyle, Friend portfolio insights

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CARL app free?

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

### Is Staax free?

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

### Which has better reviews, CARL app or Staax?

Staax is rated higher. CARL app averages 4.2 out of 5 from 15 ratings, while Staax averages 4.6 from 21 ratings.

### Do CARL app or Staax have ads?

Neither CARL app nor Staax shows ads.

### Which is updated more often, CARL app or Staax?

CARL app ships an update every 6 weeks, and Staax every 8 days. Most recently, CARL app was updated on October 2, 2026 and Staax on September 25, 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.*