# Invent Smart vs NOJOR GHOST

The clearest difference is update cadence: NOJOR GHOST at every 11 days against Invent Smart's every 26 months. Invent Smart's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Invent Smart ships an update every 26 months, NOJOR GHOST every 11 days. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Invent Smart | NOJOR GHOST |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 11 days** |
| Size | 190 MB | 3 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Ahsaan Akram](https://appshunter.io/developer/1570765157) | [MD Iftiar Uddin Ahmed](https://appshunter.io/developer/1478416801) |

## What reviewers say

### Invent Smart

[App page](https://appshunter.io/ios/app/invent-smart/id1570765155)

**Features:** macOS Compatibility

**In-app purchases:** none


### NOJOR GHOST

[App page](https://appshunter.io/ios/app/nojor-ghost/id6762114889)

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

**In-app purchases:** none


## Frequently asked questions

### Is Invent Smart free?

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

### Is NOJOR GHOST free?

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

### Do Invent Smart or NOJOR GHOST have ads?

Neither Invent Smart nor NOJOR GHOST shows ads.

### Which is updated more often, Invent Smart or NOJOR GHOST?

Invent Smart ships an update every 26 months, and NOJOR GHOST every 11 days. Most recently, Invent Smart was updated on October 11, 2026 and NOJOR GHOST on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*