# Cubic vs Seven

The clearest difference is update cadence: Cubic at every 6 days against Seven's every 6 weeks. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Cubic sells 2 in-app purchases, starting at $3.99 per month and Seven sells 4 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 Cubic against 5.0 for Seven. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Cubic ships an update every 6 days, Seven every 6 weeks. The most recent releases landed on October 14, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Cubic | Seven |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/cubic-second-brain-and-reader/id6758525542/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/seven-your-second-brain/id6800102458/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Monetization | Freemium | Freemium |
| Size | 63 MB | 129 MB |
| Requires iOS | 18.5 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [ARPIT MATHUR](https://appshunter.io/developer/1873364032) | [Tally Proof](https://appshunter.io/developer/1896609508) |

## What reviewers say

### Cubic

[App page](https://appshunter.io/ios/app/cubic-second-brain-and-reader/id6758525542)

Transform passive reading into active learning by saving articles, organizing content, and creating reviewable flashcards from your highlights. Discover new material through RSS feeds or curated collections and track your learning progress over time.

**Highlights:** Discover content via RSS feeds and curated collections, Save articles and organize into a personal library, Add notes and highlights to saved content, Convert highlights into reviewable flashcards, Track reading habits and learning trends, Organize content for recall

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cubic Pro Monthly | $3.99 | per month |
| Cubic Pro Yearly | $14.99 | per year |


### Seven

[App page](https://appshunter.io/ios/app/seven-your-second-brain/id6800102458)

Organize all your saved content, from links and notes to music and screenshots, onto a single intelligent board. Save anything from any app and find it easily with descriptive search. Follow others to discover new content and keep your digital life private.

**Highlights:** Unified intelligent board for all saves, Save content from any app via share sheet, Automatic titling, tagging, and categorization, Descriptive and semantic search, Follow users and browse public rooms, Private by default, data stays on device

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keeper | $4.99 | per month |
| Curator | $9.99 | per month |
| Keeper | $35.99 | per year |
| Curator | $83.99 | per year |


## Frequently asked questions

### Is Cubic free?

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

### Is Seven free?

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

### Which has better reviews, Cubic or Seven?

Cubic and Seven are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Cubic or Seven have ads?

Neither Cubic nor Seven shows ads.

### Which is updated more often, Cubic or Seven?

Cubic ships an update every 6 days, and Seven every 6 weeks. Most recently, Cubic was updated on October 14, 2026 and Seven on October 21, 2026.

---

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