Underdog Review 2025: Rated 4.5 out of 5 Overall
Author
Reviewed By
Last Updated: 17 December, 2025
Overall Rating
Safety
Mobile App
Website
Payments
Games
Bonus Offers
Prize Pools
Customer Support
We use a points-based system to calculate an objective, overall star-based rating. For more information on how we rate view here.
We rated the platform 4.5 out of 5.
Underdog Fantasy has grown into one of the top DFS platforms in the US, offering an exciting mix of Best Ball drafts, daily Pick’em contests, and weekly tournaments.
In our testing, the Underdog Fantasy app stood out as one of the smoothest DFS apps on the market, making contests simple to enter and fun to follow.
While payouts can take longer than we’d like and banking methods are somewhat limited, the variety of contests and strong bonus offers make it a standout choice for fantasy fans.
Underdog Fantasy overview
Pros and cons of Underdog Fantasy Sportsbook
Pros
- ✅ Wide range of DFS contests with big prize pools
- ✅ Clean, fast, and user-friendly app
- ✅ Creative promotions and rakeback rewards
Cons
- ❌ Withdrawals can take up to 10 days
- ❌ No traditional salary-cap DFS contests
- ❌ Website design is basic compared to app
Safety & legality – 4.6
Pros
- ✅ Licensed in multiple states
- ✅ SSL encryption and mobile biometrics
Cons
- ❌ Not available in every state
Underdog Fantasy is licensed to operate DFS contests in 16+ states plus Canada.
It uses geolocation to ensure players only compete where legal.
Security is a strong point.
The sportsbook site uses SSL encryption, 2FA, and biometric login options on mobile.
Player funds are protected, and all payments go through trusted processors like PayPal and major banks.
With millions of players and rapid growth since its 2020 launch, Underdog Fantasy has earned a solid reputation as a safe and legitimate DFS site.
Promotions & rewards – 4.3
Pros
- ✅ Multiple regional welcome offers
- ✅ Unique Pick’em and token-based promos
Cons
- ❌ Rakeback details can be hard to track
- ❌ Fewer rewards for casual players
Underdog is generous with bonuses, offering different regional promotions depending on your state.
Welcome bonus
New players can claim a 50% deposit match up to $1,000 with promo code SPOST, or state-specific offers like Play $5, Get $50.
Ongoing promotions
Gimme Pick Tokens: Automatic win tokens for roster picks.
Multiplier Boosts: Enhanced payouts on Pick’em wins.
Pick’em Specials: Adjusted projections to favor players.
Vulture Protection: Refunds on certain unlucky outcomes.
Rakeback rewards (Gladiator Program)
Frequent players earn 10%–50% rakeback on contests depending on weekly entries.
This program is rare in DFS and adds strong long-term value.
Underdog Fantasy app – 4.5
Pros
- ✅ Smooth, modern interface
- ✅ Easy contest navigation
Cons
- ❌ App experience is better than the website
- ❌ Prize tracking could use more detail
The Underdog sports betting app is where the platform truly shines.
It’s lightweight, easy to navigate, and optimized for both iOS and Android.
Look & feel
Bright, clean design with dark/light mode options.
Contest menus load quickly, and switching between drafts and Pick’em is seamless.
Features
Quick Entry: Join contests in seconds.
Contest Tabs: Sort by Best Ball, Pick’em, or Drafts.
Prize Pool Tracking: See payouts and entries live.
Notifications: Updates on contests and promotions.
How to play on the app
How to sign up at Underdog Fantasy
Website – 4.2
Pros
- ✅ Beginner-friendly layout
- ✅ Fast load speeds
Cons
- ❌ Fewer tools than app version
- ❌ Limited personalization
The Underdog website is simple and beginner-friendly, but less polished than the app.
It highlights promotions, contest rules, and a clear sign-up process.
Navigation is straightforward, but customization and detailed stats are limited compared to rivals.
Contests & games – 4.6
Pros
- ✅ Unique Best Ball focus
- ✅ Simple Pick’em format
Cons
- ❌ No traditional salary-cap DFS contests
Underdog’s contest variety is one of its strongest features.
Best Ball: Season-long fantasy without weekly lineup management.
Snake Drafts: Short contests, sometimes single-slate.
Pick’em Games: Predict higher/lower on player stats for payouts up to 100x.
These formats are easier to play than salary-cap DFS, making Underdog a great option for casual fantasy players.
Prize pools – 4.5
Pros
- ✅ Prize pools up to $300k
- ✅ Variety of contest sizes
Cons
- ❌ Some contests fill quickly, limiting entry
Underdog runs contests with prize pools up to $300,000.
Popular tournaments like The Puppy Superflex and The Zamboni are highlights, while daily Pick’em payouts can return up to 10x on entries.
Weekly and seasonal contests keep things fresh, and players can find both high-stakes and budget-friendly options.
Deposits & withdrawals – 4.0
Pros
- ✅ Trusted payment providers
- ✅ Instant deposits
Cons
- ❌ Withdrawals slower than competitors
- ❌ Limited payout options
Underdog offers safe but limited banking methods.
Deposits are instant, but withdrawals can take up to 10 days.
Deposit options
PayPal
Visa/MasterCard
Apple Pay
Bank Transfer
Minimum deposit: $10.
How to deposit
Withdrawal options
PayPal or ACH. Processing time: 5–10 business days.
How to withdraw
Customer Support – 4.2
Pros
- ✅ 24/7 live chat
- ✅ Helpful, polite agents
Cons
- ❌ No phone support
- ❌ FAQ lacks depth in some areas
Support is available 24/7 via live chat and email. Agents respond quickly and are professional, though no phone line is offered.
How to contact support
Responsible gaming
Underdog Fantasy takes responsible play seriously and provides several tools to help players stay in control.
You can set deposit limits, contest-entry limits, and even session time reminders to manage how much time and money you spend on the platform.
For those who need a break, temporary timeouts and self-exclusion options are also available.
The platform also connects players to professional resources.
Links to organizations like the National Council on Problem Gambling (NCPG) and hotlines such as 1-800-GAMBLER are clearly listed in the help center.
On the security side, Underdog adds an extra layer of protection through two-factor authentication (2FA) and biometric login on mobile devices.
This ensures both your account safety and responsible play are taken seriously.
Final verdict
Underdog Fantasy delivers one of the best DFS experiences in the US, with Best Ball, Pick’em, and snake drafts all standing out.
The Underdog Fantasy app is top-tier, and promotions like deposit matches and rakeback add strong value.
It isn’t perfect, withdrawals are slow, and salary-cap DFS fans won’t find contests here.
But for players seeking a simpler, faster DFS option with exciting prize pools, Underdog Fantasy is a top choice in 2025.
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References
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