AppBrain's verdict
EstablishedLoved by users- Rating on App Store
- 4.58
- 20,808 ratings
- Last updated
- October 17, 2026
- Size
- 40.7 MB
Users love it: 4.6 stars from 20,808 ratings.
User feedback
Ratings and reviews on the App StoreComments on MarketSim for iOS
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Store listing
By Third Line LLC, from the App StoreDescription by Third Line LLC Written by the developer, not by AppBrain. Click to read.
Start with $10,000 in virtual cash and trade real stocks at real prices. Build a portfolio, try out an idea, and see how it does without risking any real money.
TRADING
• Buy and sell stocks with virtual cash at real market prices.
• Trade by dollar amount or number of shares, including fractional shares.
• Orders placed while the market is closed fill at the next open.
• See every order you've placed in your order history.
RESEARCH
• Search for companies by name or ticker.
• Browse the day's most active stocks, top gainers, and top losers.
• View price charts, company profiles, and key stats.
• Add stocks to your watchlist to keep an eye on them.
YOUR PORTFOLIO
• Follow your portfolio's value over time.
• See shares, average cost, and total return for each holding.
• See how each position contributes to your portfolio.
• Dividends are paid and stock splits are applied automatically.
MARKETSIM PREMIUM
• Up to 10 portfolios, each with its own cash, holdings, and history.
• Pick any starting balance from $1 to $1 billion for new portfolios.
• Refresh quotes anytime with no cooldown.
• No ads.
MarketSim is a simulator for learning and entertainment. All trades, balances, and returns are simulated. Virtual cash has no monetary value and cannot be withdrawn. Nothing in the app is investment advice. Market data may be delayed or inaccurate, and simulated performance does not predict real investment results.
Premium is an optional subscription that renews yearly until canceled.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://thirdlinellc.com/#privacy-policy
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 40.7 MB
- Content rating
- Medium
Technologies used by MarketSim
Releases
Updates seen on the App Store- Version
- 3.0.2
- Launched
- June 2016
No changelog data
Alternatives
Similar apps and more from Third Line LLCAlternatives to MarketSim
Rankings
App Store top chartsApp Store Rankings for MarketSim
About the app and developer
About MarketSim
MarketSim is a finance app developed by Third Line LLC.
User Ratings
MarketSim is rated 4.58 out of 5 stars. The rating is based on 21 thousand ratings.
App Information
MarketSim is freely available from the App Store. The app size is 40.74 MB. The latest version available is 3.0.2. The last update was on October 17, 2026.
Technical Requirements
The app has a content rating of Medium Maturity. The app has been available on the App Store since June 2016.
MarketSim is made and published by Third Line LLC. AppBrain is an independent app data site and isn't affiliated with Third Line LLC. The app name, icon, screenshots and description belong to Third Line LLC and are shown as published on the App Store.
Developer information for Third Line LLC
Address:
Frequently asked questions about MarketSim
Is MarketSim free?
Yes. MarketSim is free on the App Store.
Is MarketSim still available?
Yes. MarketSim is on the App Store, and the last update we saw was on October 17, 2026.
How large is MarketSim?
MarketSim is 40.74 MB.
Is MarketSim suitable for children?
App Store gives MarketSim a medium maturity rating, so it is not meant for young children.
How do people rate MarketSim?
MarketSim scores 4.58 out of 5 stars, from 20,808 ratings on the App Store.
Who made MarketSim?
MarketSim was developed by Third Line LLC. It is listed in the finance category on the App Store.
What are the best alternatives to MarketSim?
People looking at MarketSim also look at these finance apps: Best Brokers Stock Market Game, Stock Market Simulator, Trader Trainer, Finademy: Learn Stock Basics, Stock Master: Investing Stocks.
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