# Deja vs FundSmart by Fun Digital Data

The clearest difference is in-app purchases: Deja at none against FundSmart by Fun Digital Data's 6. Deja also leads on update cadence (every 4 days vs every 3 weeks). FundSmart by Fun Digital Data's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. FundSmart by Fun Digital Data sells 6 one-off in-app purchases. Deja asks for nothing beyond the download.

Deja ships an update every 4 days, FundSmart by Fun Digital Data every 3 weeks. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Deja | FundSmart by Fun Digital Data |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Size | 73 MB | 69 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [JUHWAN LEE](https://appshunter.io/developer/1703441721) | [FUN DIGITAL DATA CO., LIMITED](https://appshunter.io/developer/1439275609) |

## 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


### FundSmart by Fun Digital Data

[App page](https://appshunter.io/ios/app/fundsmart-by-fun-digital-data/id6779039628)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 12 points | $16.99 | one-time |
| 35 points | $49.99 | one-time |
| 70 points | $99.99 | one-time |
| 140 points | $199.99 | one-time |
| 175 points | $249.99 | one-time |
| 210 points | $299.99 | one-time |


## Frequently asked questions

### Is Deja free?

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

### Is FundSmart by Fun Digital Data free?

FundSmart by Fun Digital Data is free to download, with in-app purchases available.

### Do Deja or FundSmart by Fun Digital Data have ads?

Neither Deja nor FundSmart by Fun Digital Data shows ads.

### Which is updated more often, Deja or FundSmart by Fun Digital Data?

Deja ships an update every 4 days, and FundSmart by Fun Digital Data every 3 weeks. Most recently, Deja was updated on October 2, 2026 and FundSmart by Fun Digital Data on October 9, 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.*