# Gravity vs Nibomo

The clearest difference is in-app purchases: Gravity at none against Nibomo's 1. Gravity also leads on iOS requirement (15.0 vs 18.0). Nibomo's advantage is update cadence (every 3 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Nibomo sells 1 in-app purchase, starting at $6.99 per month. Gravity asks for nothing beyond the download.

Gravity ships an update monthly, Nibomo every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Gravity | Nibomo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nibomo-ai-flashcards/id6760538964/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 674 MB | 51 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [SCHOOL TODAY LLC](https://appshunter.io/developer/1433983335) | [SAMO DANNI EOOD](https://appshunter.io/developer/6780428455) |

## What reviewers say

### Gravity

[App page](https://appshunter.io/ios/app/gravity/id6651821233)

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

**In-app purchases:** none


### Nibomo

[App page](https://appshunter.io/ios/app/nibomo-ai-flashcards/id6760538964)

Create AI-powered flashcards from your notes and photos for effective exam preparation and vocabulary building. The app intelligently adapts review intervals based on your performance, ensuring you focus on challenging material. Organize cards into custom decks and review them offline.

**Highlights:** AI-generated flashcards from notes/photos, Adaptive spaced repetition review, AI explanations and card improvement, Organize cards into decks with tags, Offline review mode, Track study activity and streaks

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $6.99 | per month |


## Frequently asked questions

### Is Gravity free?

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

### Is Nibomo free?

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

### Do Gravity or Nibomo have ads?

Neither Gravity nor Nibomo shows ads.

### Which is updated more often, Gravity or Nibomo?

Gravity ships an update monthly, and Nibomo every 3 days. Most recently, Gravity was updated on October 30, 2026 and Nibomo 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.*