# Predixa vs Quantactic

The clearest difference is ads: Predixa at none against Quantactic's shown. Predixa also leads on update cadence (daily vs every 5 days) and iOS requirement (18.5 vs 26.0). Quantactic's advantage is ratings volume (3 vs 1). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. Predixa sells 2 in-app purchases, starting at $19.99 per month and Quantactic sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Predixa against 5.0 for Quantactic. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Predixa ships an update daily, Quantactic every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Predixa | Quantactic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/predixa/id6753886048/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/quantactic-stock-research/id6795746505/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 5 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 25 MB | 27 MB |
| Requires iOS | **18.5** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lingxiao Ma](https://appshunter.io/developer/1845498931) | [Jimmy Park](https://appshunter.io/developer/1878353188) |

## What reviewers say

### Predixa

[App page](https://appshunter.io/ios/app/predixa/id6753886048)

This AI-powered application offers predictive market analysis for SPY and S&P 500 trends. It provides weekly forecasts, daily tier rankings, and future options analysis. A free 14-day trial of Pro features is available.

**Highlights:** AI-powered market analysis, Predictive insights on SPY and S&P 500, Weekly forecasts, Daily tier rankings, Future options analysis, Economic calendar, Real-time market updates

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $19.99 | per month |
| Yearly Pro | $179.99 | per year |


### Quantactic

[App page](https://appshunter.io/ios/app/quantactic-stock-research/id6795746505)

This app provides market insights, helping users understand stock and ETF movements, explore probabilistic forecasts, and review model performance. It offers AI-powered research assistance and detailed market signals for educational purposes.

**Highlights:** Track unusual price movement and volume activity, Understand market move context, Explore probabilistic scenario forecasts, Review model's track record, Inspect explainable market signals, Compare stocks and ETFs in context, Private AI-powered research

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quantfox Pro Monthly | $4.99 | per month |
| Quantfox Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is Predixa free?

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

### Is Quantactic free?

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

### Which has better reviews, Predixa or Quantactic?

Predixa and Quantactic are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Predixa or Quantactic have ads?

Quantactic shows ads; Predixa does not.

### Which is updated more often, Predixa or Quantactic?

Predixa ships an update daily, and Quantactic every 5 days. Most recently, Predixa was updated on October 30, 2026 and Quantactic on October 31, 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.*