# Brilliant vs Deepstash

Brilliant and Deepstash both sit at 4.7 stars, but that hides the real split: 79% of Brilliant's written reviews are positive against 30% of Deepstash's. Deepstash's advantage is ads (none vs shown) and chart position (#8 vs #78). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Brilliant sells 16 in-app purchases, starting at $19.99 per month and Deepstash sells 14 in-app purchases, starting at $12.99 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 — 4.7 for Brilliant against 4.7 for Deepstash. Both are backed by a comparable volume of ratings — 33K and 82K respectively. Written reviews are what separate them: 79% of Brilliant's written reviews are positive against 30% of Deepstash's.

Brilliant ships an update weekly, Deepstash every 4 days. Both last shipped on October 21, 2026.

## The numbers

| Metric | Brilliant | Deepstash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (33K ratings)](https://appshunter.io/ios/app/brilliant-learn-math-and-coding/id913335252/reviews)** | [4.7 (82K ratings)](https://appshunter.io/ios/app/deepstash-smarter-every-day/id1445023295/reviews) |
| Number of ratings | 33K | **82K** |
| Positive reviews | **79.0% of reviews** | 29.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | #78 | **#8** |
| Size | 104 MB | 161 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Brilliant.org](https://appshunter.io/developer/913335255) | [Brainstash, Inc](https://appshunter.io/developer/1445023294) |

## What reviewers say

### Brilliant

[App page](https://appshunter.io/ios/app/brilliant-learn-math-and-coding/id913335252)

**Currently charting:** #78 Top Grossing · Education, #157 Top Free · Education (US App Store)

Master math and computer science through interactive, visual lessons. This app focuses on active problem-solving and personalized practice to build critical thinking and STEM skills. Ideal for students and lifelong learners seeking to deepen their understanding and confidence.

**Highlights:** Interactive problem-solving lessons, Personalized practice sets, Visual explanations of concepts, Expert-crafted STEM courses, Real-time feedback, Builds critical thinking skills

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brilliant Premium - Personal stats & exclusive problems | $19.99 | per month |
| Brilliant Premium: Fun, challenging problems in math and science by experts | $24.99 | per month |
| Brilliant Premium | $24.99 | per month |
| Brilliant Premium with Tutor | $30.00 | per month |
| Brilliant Premium: Fun, challenging problems in math and science by experts | $74.99 | per year |
| Brilliant Premium: Fun, challenging problems in math and science by experts | $96.99 | per year |
| Brilliant Premium: Fun, challenging problems in math and science by experts | $111.99 | per year |
| Brilliant Premium | $111.99 | per year |
| Brilliant Premium: Fun, challenging problems in math and science by experts | $119.99 | per year |
| Brilliant Premium | $127.99 | per year |
| Brilliant Premium | $127.99 | per year |
| Brilliant Premium: Fun, challenging problems in math and science by experts | $149.99 | per year |
| Brilliant Premium | $149.99 | per year |
| Brilliant Premium | $159.99 | per year |
| Brilliant Premium with Tutor | $167.99 | per year |
| Brilliant Premium with Tutor | $191.99 | per year |

**What reviewers like**

- 🚀 Quick exercises, fast improvement
- 👍 Engaging and easy learning
- 👍 Effective learning of complex topics
- 👍 Intuitive and challenging but not intimidating
- 👍 Wonderful learning tool

**What reviewers complain about**

- 💰 Expensive subscription
- 🐛 Bugs and glitches
- 🔍 Limited variety of learning methods
- 🔍 Limited course selection
- 🔍 Inconsistent explanations and unclear wording

**Reported bugs**

- Progress not saving correctly
- Explanations not loading properly
- Home page not loading
- Difficulty cancelling subscription

**Requested features**

- Dark mode option
- Offline mode
- Spaced repetition practice
- Ability to bookmark/save difficult problems
- More detailed explanations


### Deepstash

[App page](https://appshunter.io/ios/app/deepstash-smarter-every-day/id1445023295)

**Currently charting:** #8 Top Free · Education, #50 Top Grossing · Education (US App Store)

Discover bite-sized knowledge from popular books in just 5 minutes a day. Beautifully designed idea cards condense profound thoughts into memorable, visual insights. Fuel your curiosity and grow smarter with curated content tailored to your interests.

**Highlights:** Bite-sized knowledge cards, Curated insights from popular books, Personalized content feeds, Organize ideas into collections, Share discoveries with friends, Offline access (Pro)

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Subscription | $12.99 | per month |
| Pro Monthly Subscription | $12.99 | per month |
| Pro Monthly Subscription | $19.99 | per month |
| Pro Yearly Subscription | $29.99 | per year |
| Pro 3 Months Subscription | $29.99 | per 3 months |
| Pro Yearly Subscription | $49.99 | per year |
| Pro Yearly Subscription | $59.99 | per year |
| Pro Yearly Subscription | $69.99 | per year |
| Pro Yearly Subscription | $69.99 | per year |
| Pro Yearly Subscription | $79.99 | per year |
| Pro Yearly Subscription | $89.99 | per year |
| Pro Yearly Subscription | $89.99 | per year |
| Pro Yearly Subscription | $99.99 | per year |
| Pro Yearly Subscription | $119.99 | per year |

**What reviewers like**

- 🧠 Helpful for learning and dissociation from social media
- 👍 Smooth interface and good delivery of content
- 🤓 Effective platform for quick self-help and coaching resources
- 📚 Provides access to useful books and articles
- 🧠 Promotes well-being and replaces mindless scrolling

**What reviewers complain about**

- 💰 Aggressive monetization and paywall
- 🤯 Annoying sales tactics and constant prompts to upgrade
- 🤔 Limited functionality in free version
- 🐛 Buggy and crashes frequently
- 🤔 Shallow content and lack of depth

**Reported bugs**

- Login details not working
- Subscription issues and difficulty getting refunds
- Inability to edit or remove saved content
- Frequent crashes and loading issues

**Requested features**

- Add ability to save and organize content without subscription
- Improve search and discovery of relevant content
- Provide more in-depth and diverse content
- Add audio/podcast functionality
- Improve overall user experience and reduce distractions


## Frequently asked questions

### Is Brilliant free?

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

### Is Deepstash free?

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

### Which has better reviews, Brilliant or Deepstash?

Brilliant is rated higher. Brilliant averages 4.7 out of 5 from 33K ratings, while Deepstash averages 4.7 from 82K ratings.

### Do Brilliant or Deepstash have ads?

Brilliant shows ads; Deepstash does not.

### Which is updated more often, Brilliant or Deepstash?

Brilliant ships an update weekly, and Deepstash every 4 days. Most recently, Brilliant was updated on October 21, 2026 and Deepstash on October 21, 2026.

### Which is more popular, Brilliant or Deepstash?

Brilliant currently peaks at #78 in the App Store charts, and Deepstash at #8. Chart position reflects recent download velocity rather than total install base.

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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.*