# Quantel vs Castello

Quantel and Castello both sit at 4.6 stars, but that hides the real split: 100% of Castello's written reviews are positive against 0% of Quantel's. Castello also leads on in-app purchases (none vs 8) and ratings volume (65 vs 10). Quantel's advantage is ads (none vs shown) and update cadence (every 3 days vs weekly). On price, rating and device support there is nothing between them.

Both are free to download. Quantel sells 8 in-app purchases, starting at $12.99 per month. Castello asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Quantel against 4.6 for Castello. That said, the two scores are not equally well evidenced: Castello has 65 ratings behind it against 10, so its average is the more settled of the two. Written reviews are what separate them: 0% of Quantel's written reviews are positive against 100% of Castello's.

Quantel ships an update every 3 days, Castello weekly. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Quantel | Castello |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10 ratings)](https://appshunter.io/ios/app/quantel/id1562507734/reviews) | **[4.6 (65 ratings)](https://appshunter.io/ios/app/castello-investing-copilot/id6479809304/reviews)** |
| Number of ratings | 10 | **65** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 74 MB | 75 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tenjin Ai Financial Technologies](https://appshunter.io/developer/1562507976) | [Transcrypts](https://appshunter.io/developer/1737268815) |

## What reviewers say

### Quantel

[App page](https://appshunter.io/ios/app/quantel/id1562507734)

This app offers AI-enhanced investment research, personalized advice, and managed portfolios. It integrates with Interactive Brokers for secure fund management and provides daily monitoring of external investments. Users can access in-depth stock research and weekly rankings.

**Highlights:** AI-driven investment advice, Expertly managed portfolios, Seamless Interactive Brokers integration, Personalized investment monitoring, In-depth stock research, Weekly stock rankings

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quantel AI Insights Pro Monthly | $12.99 | per month |
| Quantel Insight Silver Monthly | $39.99 | per month |
| TenjinAI PRO Monthly | $39.99 | per month |
| Quantel Insight Bronze Monthly | $49.99 | per month |
| Quantel AI Insights Pro Annual | $95.90 | per year |
| TenjinAI PRO Annual | $95.99 | per year |
| Quantel Insight Silver Annual | $239.99 | per year |
| Quantel Insight Bronze Annual | $359.99 | per year |


### Castello

[App page](https://appshunter.io/ios/app/castello-investing-copilot/id6479809304)

Gain expert financial and economic market insights to make informed investment decisions. This tool simplifies complex analysis, empowering both beginners and seasoned investors with tailored guidance.

**Highlights:** Expert-driven financial insights, Economic market guidance, Tailored investment analysis, Sophisticated analysis system, Beginner and seasoned investor friendly

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

**In-app purchases:** none


## Frequently asked questions

### Is Quantel free?

Quantel is free to download, with in-app purchases available.

### Is Castello free?

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

### Which has better reviews, Quantel or Castello?

Castello is rated higher. Quantel averages 4.6 out of 5 from 10 ratings, while Castello averages 4.6 from 65 ratings.

### Do Quantel or Castello have ads?

Castello shows ads; Quantel does not.

### Which is updated more often, Quantel or Castello?

Quantel ships an update every 3 days, and Castello weekly. Most recently, Quantel was updated on October 25, 2026 and Castello on October 27, 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.*