# Theory vs Impulse Market

The clearest difference is price: Theory at Free against Impulse Market's $9.99. Theory also leads on iOS requirement (15.1 vs 17.6). Impulse Market's advantage is ads (none vs shown) and chart position (#136 vs unranked). On update cadence, in-app purchases and device support there is nothing between them.

Theory is free to download; Impulse Market costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Theory ships an update every 2 months, Impulse Market monthly. The most recent releases landed on October 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Theory | Impulse Market |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[4.6 (912 ratings)](https://appshunter.io/ios/app/theory/id1573300770/reviews)** | — |
| Number of ratings | **912** | — |
| Positive reviews | 17.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#136** |
| Size | 33 MB | 69 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Theory LLC](https://appshunter.io/developer/1573300772) | [Christopher Elliott](https://appshunter.io/developer/1795167768) |

## What reviewers say

### Theory

[App page](https://appshunter.io/ios/app/theory/id1573300770)

Explore the latest fashion collections and shop exclusive styles from a renowned contemporary brand. Save desired items with a one-tap Wish List and receive timely updates on new arrivals and sales through push notifications.

**Highlights:** Discover collections, Shop exclusive styles, Save items to Wish List, Check order status, Find store locations, Receive sale notifications

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and easy to navigate
- 👍 Intuitive and user-friendly
- 💡 Useful features like wishlist and in-app discounts

**What reviewers complain about**

- 🐛 Frequent crashes and glitches
- ⏱️ Slow loading times and performance issues
- 🔍 Inconsistent search and filtering functionality
- 🔑 Difficulty signing in and account management
- 💰 Promo codes and discounts not working as expected

**Reported bugs**

- Cart items disappearing or unable to remove
- Inability to complete purchases due to app issues
- Inconsistent behavior when navigating between screens
- Compatibility problems with newer devices and OS versions

**Requested features**

- Improve account management and sync across devices
- Enhance search and filtering capabilities
- Optimize performance and reduce loading times
- Provide a more seamless and reliable checkout process
- Offer more personalization and customization options


### Impulse Market

[App page](https://appshunter.io/ios/app/impulse-market/id6779297608)

**Currently charting:** #136 Top Paid · Shopping (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Theory free?

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

### Is Impulse Market free?

Impulse Market costs $9.99, with no in-app purchases.

### Do Theory or Impulse Market have ads?

Theory shows ads; Impulse Market does not.

### Which is updated more often, Theory or Impulse Market?

Theory ships an update every 2 months, and Impulse Market monthly. Most recently, Theory was updated on October 22, 2026 and Impulse Market on October 6, 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.*