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MarketSim subscription: cost, reviews, how to cancel

Third Line LLC, Finance

Free on the App Store

MarketSim by Third Line LLC. 1 subscription plan from $19.99 per year. 0% of 46 recent reviews mention billing. Verified Oct 23, 2026.

  • App Store rating4.6★ from 20,706 ratings
  • Cheapest subscription$19.99 per year
  • Reviews mentioning billing, last 12 months0 of 46 reviews

On this page: what it costs, how to cancel, what reviewers say.

What the data says

No label applies: the numbers below sit inside the normal range for apps of this size.

All signals behind this verdict
Reviews in the last 12 months46
Reviews mentioning billing0 (0.0%)
One- or two-star share, last 90 days7% of 15
App Store rating4.6 (20,706 ratings)
Developer's apps2, 1 removed from the store
Age3,790 days
Days since last update5
Subscription plans1
Subscription price changes, last 12 months1
Overall review sentimentpositive

Thresholds and definitions: how we rate apps.

What MarketSim costs

Download: Free. Subscriptions start at $19.99 per year.

  • MarketSim PremiumRenews every year, no trial$19.99

How to cancel MarketSim

  1. Open Settings on your iPhone and tap your name at the top.
  2. Tap Subscriptions.
  3. Select MarketSim (listed under a plan name such as MarketSim Premium).
  4. Tap Cancel Subscription and confirm. You keep access until the end of the paid period.

If the app is not in that list, it was not billed through Apple. Cancel it with the developer instead: support page or website.

Charged after cancelling or during a trial? Request a refund at reportaproblem.apple.com within 90 days.

What reviewers say

Rating breakdown

  • 5★77% (16,046)
  • 4★12% (2,508)
  • 3★5% (1,046)
  • 2★1% (322)
  • 1★3% (763)

Recent updates

  • 3.0.2Oct 17, 2026
  • 3.0.1Oct 15, 2026
  • 3.0Oct 10, 2026
  • 2.6.3Feb 25, 2026
  • 2.6.2Jan 1, 2026

Praised

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

Complained 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.

Recent one-star reviews

Jen,blisihlbfBUYLSoObhuadfoubyuofbdy

Byilwdqfiygoedqvvuti, Sep 20, 2026

Absolutely TerribleAt first this game seemed relatively straightforward and somewhat realistic but then I’d came to the conclusion that there was an apparent scarce amount of stock brands and ETP’s. In addition, from a game perspective this fails to provide many quality of life features. These mentioned: limited prog…

Sevixfy, Feb 27, 2026

Worse GameIt is bad and has lots of bugs also it has too many ads and doesn’t teach you anything don’t get it. If you’re seeing this great because they a going to delete my comment to keep there oh so good reviews

Gffyfghggg, Dec 24, 2025

Recent five-star reviews

RedesignThis app just had a redesign. New logo, new layout, new buttons. Way better than before. Much more intuitive.

CharlesWikoff, Oct 14, 2026

Easy to learnreally helps me learn to trade

garrettgiard, Oct 12, 2026

MarketSuper good

Hrjdjcudhdnbcuxnd, Sep 30, 2026

About the developer

Third Line LLC has published on the App Store since Jun 7, 2016: 2 app(s), 1 of them no longer in the store.

  • StreetWise - Intelligent News5.0★

Alternatives to MarketSim

Also similar: Stock Market Simulator & Game (4.8★), Trading Game - Stock Simulator (4.8★), Stock Market Simulator (4.6★), Best Brokers Stock Market Game (4.6★), thinkorswim: Trade. Invest. (4.7★), Day Trading Simulator & Games (4.8★)

Questions people ask

How much does MarketSim cost?

Download: Free. Subscriptions start at $19.99 per year.

How do I cancel MarketSim?

On your iPhone open Settings, tap your name, tap Subscriptions, select MarketSim and tap Cancel Subscription. You keep access until the end of the paid period.

Does MarketSim have a free trial?

No plan lists a free trial in the US App Store.

Is MarketSim free to use?

The app is free to download and use, offering virtual trading capabilities. However, it does contain in-app purchases and advertisements, which are common monetization models for such applications.

MarketSim in one paragraph

MarketSim by Third Line LLC is a Finance app for iPhone. Download: Free. Subscriptions start at $19.99 per year across 1 plan(s). App Store rating 4.6 from 20,706 ratings. 0 of 46 reviews in the last 12 months mention charges, subscriptions, refunds or cancelling (0%). The developer has 2 app(s) on the App Store, 1 no longer listed. Cancel through Settings › Subscriptions on the iPhone. Data verified Oct 23, 2026 by AppsLupa.

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