# Deja vs SPY 0DTE GEX

The clearest difference is in-app purchases: Deja at none against SPY 0DTE GEX's 2. Deja also leads on update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SPY 0DTE GEX sells 2 in-app purchases, starting at $19.99 per month. Deja asks for nothing beyond the download.

Deja ships an update every 4 days, SPY 0DTE GEX every 2 months. The most recent releases landed on October 28, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Deja | SPY 0DTE GEX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Size | 73 MB | 46 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JUHWAN LEE](https://appshunter.io/developer/1703441721) | [Nexcod](https://appshunter.io/developer/1896670570) |

## What reviewers say

### Deja

[App page](https://appshunter.io/ios/app/deja-chart-pattern-analysis/id6761725119)

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

**In-app purchases:** none


### SPY 0DTE GEX

[App page](https://appshunter.io/ios/app/spy-0dte-gex/id6792567179)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $19.99 | per month |
| Pro Yearly | $149.99 | per year |


## Frequently asked questions

### Is Deja free?

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

### Is SPY 0DTE GEX free?

SPY 0DTE GEX is free to download, with in-app purchases available.

### Do Deja or SPY 0DTE GEX have ads?

Neither Deja nor SPY 0DTE GEX shows ads.

### Which is updated more often, Deja or SPY 0DTE GEX?

Deja ships an update every 4 days, and SPY 0DTE GEX every 2 months. Most recently, Deja was updated on October 28, 2026 and SPY 0DTE GEX on October 23, 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.*