# Cubic vs Stash

The clearest difference is price: Cubic at Free against Stash's $19.99. Cubic also leads on iOS requirement (18.5 vs 26.1). Stash's advantage is in-app purchases (none vs 2). On update cadence, ads and device support there is nothing between them.

Cubic is free to download; Stash costs $19.99 up front. Cubic sells 2 in-app purchases, starting at $3.99 per month. Stash asks for nothing beyond the download.

Cubic ships an update every 6 days, Stash daily. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Cubic | Stash |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cubic-second-brain-and-reader/id6758525542/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | **Daily** |
| Monetization | Freemium | — |
| Size | 63 MB | 155 MB |
| Requires iOS | **18.5** | 26.1 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [ARPIT MATHUR](https://appshunter.io/developer/1873364032) | [Lucas Fischer](https://appshunter.io/developer/1586446076) |

## 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 |


### Stash

[App page](https://appshunter.io/ios/app/stash-text-to-speech-reader/id6802685396)

**In-app purchases:** none


## Frequently asked questions

### Is Cubic free?

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

### Is Stash free?

Stash costs $19.99, with no in-app purchases.

### Do Cubic or Stash have ads?

Neither Cubic nor Stash shows ads.

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

Cubic ships an update every 6 days, and Stash daily. Most recently, Cubic was updated on October 14, 2026 and Stash on October 2, 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.*