Great game
Really helpful for me as a ump still in training camp
Free
In-App PurchasesWith Ads
About
Test your baseball umpiring skills by calling balls and strikes on real MLB pitches. See where pitches landed and compare your calls to official data. Features multiple game modes, including a daily challenge and full game simulation.
✓Real MLB pitch data
✓Automated Ball-Strike system rules
✓Arcade mode
✓Daily Challenge mode
✓Full Game mode (Pro)
✓Personal stats tracking
✓Umpire search (Pro)
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What's New in Borderline
1.0.1
June 9, 2026
Added Game Center leaderboard, improvements to pitch visuals to be more realistic.
1
Subscriptions & In-App Purchases
$2.99
Premium
Unlock access to any game with Statcast Data
User reviews
Developer apps
FAQ
Does Borderline have ads?
Yes, Borderline contains advertisements. These ads are present in the free modes of the game.
How much does Borderline Pro cost?
Borderline Pro is a one-time purchase, not a subscription. This purchase unlocks additional game modes like Full Game and Umpire Search.
What is the age rating for Borderline?
Borderline is rated 4+ by Apple, making it suitable for young children and general audiences.
Can I play Borderline offline?
The description does not specify offline play capabilities. However, modes like Daily Challenge and Umpire Search may require an internet connection to access real-time data.
What devices does Borderline support?
Borderline is supported on iPhone and iPad devices.
How often is Borderline updated?
The app was last updated on June 9, 2026, indicating active development. Specific update frequency is not detailed.
What gameplay mechanics does Borderline offer?
Players call balls and strikes on real MLB pitches from the pitcher's perspective, then see the actual outcome and rulebook strike zone.
What do users like most about Borderline?
Users appreciate the use of real MLB Statcast data and the accuracy of the ABS strike zone rules, allowing for a realistic umpiring simulation.
