# Brainwave Visualizer vs IMAX

The clearest difference is in-app purchases: Brainwave Visualizer at none against IMAX's 19. Brainwave Visualizer also leads on ads (none vs shown) and review sentiment (58% vs 34%). IMAX's advantage is update cadence (monthly vs every 42 months). On price and device support there is nothing between them.

Both are free to download. IMAX sells 19 one-off in-app purchases. Brainwave Visualizer asks for nothing beyond the download.

Brainwave Visualizer ships an update every 42 months, IMAX monthly. The most recent releases landed on June 7, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Brainwave Visualizer | IMAX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (32 ratings)](https://appshunter.io/ios/app/imax/id1537376352/reviews)** |
| Number of ratings | — | **32** |
| Positive reviews | **58.3% of reviews** | 34.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 42 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 59 MB | 124 MB |
| Requires iOS | **7.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Vision Pro |
| Age rating | 4+ | 12+ |
| Developer | [NeuroSky, Inc.](https://appshunter.io/developer/499682244) | [IMAX Corporation](https://appshunter.io/developer/671934663) |

## What reviewers say

### Brainwave Visualizer

[App page](https://appshunter.io/ios/app/brainwave-visualizer/id639808715)

Visualize your brain's activity with a colorful, interactive display. This application shows a graphical representation of your mental state, including attention and meditation levels, with on-screen shapes that change based on your mind.

**Highlights:** Brainwave Visualization, Brainwave Power Spectrum Graph, eSense Attention Meter, eSense Meditation Meter, Interactive on-screen shapes

**In-app purchases:** none


### IMAX

[App page](https://appshunter.io/ios/app/imax/id1537376352)

Discover upcoming films, documentaries, and live events. Save your favorite theaters to stay updated on showtimes and release dates. Access exclusive content like cast messages and digital art.

**Highlights:** Save favorite theaters, View showtimes and release dates, Browse film and event listings, Access exclusive cast messages, Download exclusive IMAX Art, Explore capsule collections

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hail Columbia | $1.99 | one-time |
| Fires of Kuwait | $1.99 | one-time |
| Pandas | $2.99 | one-time |
| Superpower Dogs | $3.99 | one-time |
| A Beautiful Planet | $4.99 | one-time |
| Journey to the South Pacific | $4.99 | one-time |
| Superpower Dogs  3D | $4.99 | one-time |
| Pandas  3D | $4.99 | one-time |
| Deep Sky  3D | $4.99 | one-time |
| Planet Earth 3: Ep7: Human | $4.99 | one-time |
| Planet Earth 3: Ep3: Deserts | $4.99 | one-time |
| Planet Earth 3: Ep4: Freshwate | $4.99 | one-time |
| Planet Earth 3: Ep5: Forrests | $4.99 | one-time |
| Planet Earth 3: Ep6: Extremes | $4.99 | one-time |
| Planet Earth 3: Ep1: Coasts | $4.99 | one-time |
| Planet Earth 3: Ep2: Ocean | $4.99 | one-time |
| A Beautiful Planet  3D | $5.99 | one-time |
| Journey to the South Pacific | $5.99 | one-time |
| Deep Sky | $6.99 | one-time |

**What reviewers like**

- 🎬 Immersive IMAX theater experience on Vision Pro
- 🎨 Stunning visual quality and display
- 🎭 Authentic theater atmosphere with seat selection
- 📱 Good app performance and loading speed
- 🎥 3D content available

**What reviewers complain about**

- 🐛 App crashes and freezes on splash screen
- ❌ Content loading errors frequently
- 📍 Location database outdated/incomplete
- 🌍 Poor international support (especially Australia)
- 💰 Rental-only model with limited purchasing options

**Reported bugs**

- App freezes on splash screen or black screen
- Content loading error: 'There was an error loading the content'
- Unable to retrieve content in certain regions
- Login failures and authentication issues
- App crashes after initial use

**Requested features**

- Add option to purchase movies instead of renting
- Expand content library with major films (Dune, Oppenheimer, Interstellar, TRON, Lord of the Rings)
- Subscription model for unlimited access
- Update location database with new theaters
- Add support for multiple favorite theaters


## Frequently asked questions

### Is Brainwave Visualizer free?

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

### Is IMAX free?

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

### Do Brainwave Visualizer or IMAX have ads?

IMAX shows ads; Brainwave Visualizer does not.

### Which is updated more often, Brainwave Visualizer or IMAX?

Brainwave Visualizer ships an update every 42 months, and IMAX monthly. Most recently, Brainwave Visualizer was updated on June 7, 2026 and IMAX on September 22, 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.*