# MarketSim vs OptionMice

The clearest difference is in-app purchases: OptionMice at none against MarketSim's 2. OptionMice also leads on ads (none vs shown) and review sentiment (100% vs 67%). MarketSim's advantage is ratings volume (21K vs 8). On price and device support there is nothing between them.

Both are free to download. MarketSim sells 2 in-app purchases, starting at $19.99 per year. OptionMice asks for nothing beyond the download.

OptionMice holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: MarketSim has 21K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 67% of MarketSim's written reviews are positive against 100% of OptionMice's.

MarketSim ships an update every 2 months, OptionMice every 9 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | MarketSim | OptionMice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (21K ratings)](https://appshunter.io/ios/app/marketsim/id1120425128/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/optionmice-learn-options/id6781814064/reviews)** |
| Number of ratings | **21K** | 8 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 23 MB | 96 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Third Line LLC](https://appshunter.io/developer/1713032911) | [SoftwareMice LLC](https://appshunter.io/developer/6781814066) |

## What reviewers say

### MarketSim

[App page](https://appshunter.io/ios/app/marketsim/id1120425128)

Learn about the stock market and test trading strategies with a virtual stock game. Start with $10,000 virtual cash and place unlimited trades using live quotes and historical data. Monitor your portfolio with a beautiful and simple interface.

**Highlights:** Virtual stock market simulation, Unlimited trading with $10,000 virtual cash, Over 5000 tradeable symbols, Live stock quotes and historical data, Easy portfolio monitoring, Beautiful and simple design

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MarketSim Premium | $19.99 | per year |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Real-time stock prices
- 💡 Great for learning about stocks
- 🚀 Sleek and intuitive UI

**What reviewers complain about**

- 🐛 Glitches and bugs with stock prices
- 🔍 Lack of detailed stock information
- 🔍 Limited features compared to real trading
- 💰 Too many ads

**Reported bugs**

- Stocks randomly showing $0 value
- Crashes when trying to buy/sell certain stocks
- Incorrect stock split handling

**Requested features**

- Add ability to short stocks
- Implement stock splits and dividends
- Include more advanced order types
- Add portfolio tracking and analytics
- Expand stock selection to include more options


### OptionMice

[App page](https://appshunter.io/ios/app/optionmice-learn-options/id6781814064)

Learn options trading through engaging, bite-sized lessons and interactive exercises. Master concepts from basic calls and puts to advanced strategies with gamified modules and daily challenges.

**Highlights:** Gamified lessons, Interactive payoff diagrams, Daily challenges, Progress tracking, 300+ lessons, 12 learning modules

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

**In-app purchases:** none


## Frequently asked questions

### Is MarketSim free?

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

### Is OptionMice free?

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

### Which has better reviews, MarketSim or OptionMice?

OptionMice is rated higher. MarketSim averages 4.6 out of 5 from 21K ratings, while OptionMice averages 5.0 from 8 ratings.

### Do MarketSim or OptionMice have ads?

MarketSim shows ads; OptionMice does not.

### Which is updated more often, MarketSim or OptionMice?

MarketSim ships an update every 2 months, and OptionMice every 9 days. Most recently, MarketSim was updated on October 18, 2026 and OptionMice on October 17, 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.*