LineStar
DFS app and site with patented optimizer, projections, ownership and live scoring
About LineStar
LineStar is a DFS research and lineup-building app for iOS, Android and the web, run by San Diego-based BetFully Inc. One subscription unlocks every sport. It includes a patented optimizer that builds 150+ lineups at once, machine-learning projections, projected ownership, live scoring, salary comparisons and news alerts. A free tier offers basic projections, and the company also promotes a Props AI tool.
Features
- Patented lineup optimizer (150+ lineups)
- Machine-learning player projections
- Projected ownership (pOwn%)
- Live scoring dashboard
- Cross-site salary comparison
- Breaking news and injury alerts
- iOS and Android apps
- Community chat
Sports and sites covered
Pricing
Free, or $39.99/mo
$39.99/mo or $239.99/yr on the web ($269.99/yr through the iOS app), all sports; 7-day free trial in the app; free month via partner-app promos (deposit required)
Free trial available
Prices as listed on linestarapp.com when we checked. Confirm current pricing on their site.
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Sources and corrections
Last checked Oct 3, 2026. We build every listing from the sources below and recheck them regularly. If something about LineStar has changed, let us know.