Comparison

Sharpz vs GroupSlam

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Sharpz

This app is a social network for sports bettors, allowing users to share verified bets and track performance transparently. It provides tools to create engaging content, view other bettors' verified results, and identify skilled players.

Highlights
  • Link major sportsbooks
  • Create content with SHARPZ SLIP
  • Embedded betting statistics
  • View verified bet history
  • Follow top bettors
  • Performance ranking system
Features
Read full description

SHARPZ is a transparent sports betting community that was created for sports bettors by sports bettors. SHARPZ gives you the tools to produce engaging content connected to your verified bets. SHARPZ also measures your betting performance without the need to manually import bets. No unverified “picks” because every post on SHARPZ is connected to a bet placed with a sportsbook. No so-called “experts”, just content from other sports bettors with skin in the game. THE BETTOR SOCIAL NETWORK: -Link your major sportsbooks -Create entertaining sports betting content through our SHARPZ SLIP -The SHARPZ SLIP is a bet slip on steroids, that allows you to add commentary and/or media and tag others in your posts -Betting statistics are embedded within posts and expanded statistics are available in user profiles so you can easily distinguish the true SHARPZ from the squares -Back, fade, and engage with other sports bettors’ posts TRUE TRANSPARENCY: -SHARPZ consolidates your betting statistics and measures your actual performance -SHARPZ removes the double click fatigue of manually inputting your bets into a bet tracking app and can record your betting statistics across multiple betting platforms -SHARPZ gives you the ability to see another bettor’s verified bets almost instantaneously along with their bet history and full betting results on display in their profile -Showcase your sports betting skills (or lack thereof) -Follow the top bettors and fade the squares based on verified outcomes -Unlike other platforms, SHARPZ users cannot manipulate or fake their results RANKING SYSTEM: -Earn a spot in our TOP 25 or NOT 25 bettors based on a weighted average formula -Compete with others and get bragging rights -Become “Certified Sharp” by picking > 55% winners RESPONSIBLE GAMING: -SHARPZ believes that if you’re going to gamble, you should only do it responsibly -Through SHARPZ transparent system, users can alert us if any of their friends on the application exhibit signs of problem gambling and SHARPZ can take action to try and help So go ahead join SHARPZ and STICK YOUR NECK OUT! SHARPZ LLC is not affiliated with or associated with or endorsed by Apple, Inc., the NFL, NHL, MLB, the NCAA, PGA, MLS, EPL, or any other professional sports league. SHARPZ mobile application is purely for social and entertainment purposes and does not accept any money wagers whatsoever. SHARPZ does not endorse any illegal or irresponsible gambling. Always gamble responsibly. If you or someone you know has a gambling problem and wants help, call 1-800-GAMBLER. Terms of Service and EULA can be found at https://sharpz.app/terms

About

GroupSlam

Features
Read full description

GroupSlam – Organize Your Tennis Group Like a Pro Tired of endless group chats trying to coordinate who's playing, where, and when? GroupSlam is the all-in-one solution for managing your tennis, pickleball, padel, or any racquet sports group. From scheduling sessions to splitting court costs, we've got you covered. CREATE YOUR GROUP IN SECONDS Set up your sports group with a custom name, photo, and description. Invite members directly from your contacts or share a link. Manage join requests and build your perfect playing community. SCHEDULE SESSIONS EFFORTLESSLY Create game sessions with just a few taps: Set the date, time, and duration Choose your venue from saved locations Define the number of courts and spots (singles or doubles) Let members sign up instantly MANAGE YOUR VENUES Save your favorite courts and playing locations. Add addresses, notes, and quickly assign them to sessions. Never waste time explaining where to meet again. AUTOMATIC COST SPLITTING No more awkward conversations about money. GroupSlam automatically calculates and splits court fees among participants. Track balances and keep everything transparent. STAY CONNECTED WITH GROUP CHAT Built-in messaging keeps your group organized. Discuss upcoming sessions, share updates, and coordinate without leaving the app. Get notified when new sessions are created or when spots open up. TRACK ATTENDANCE See who's in and who's out for each session. Manage waitlists when courts fill up. Members can join or drop from sessions with a single tap. PERFECT FOR GROUPS OF ALL SIZES FREE for groups with up to 10 members Upgrade to Pro ($14.99/month) for unlimited members Ideal for clubs, neighborhoods, office groups, and friend circles KEY FEATURES - Create unlimited groups - Schedule and manage sessions - Save multiple venues/courts - Automatic cost calculation and splitting - Real-time group chat - Push notifications for session updates - Member management with admin roles - Join requests and invitations - Session history and records - Works offline for viewing WHO IS GROUPSLAM FOR? Tennis players organizing weekly matches Pickleball groups managing court rotations Paddle enthusiasts coordinating games Sports clubs needing simple scheduling SUBSCRIPTIONS: Subscription is only needed after 10 or more members in a group • GroupSlam Pro – Monthly subscription • Auto-renew • Duration: 1 month • Price: $14.99 per month • Payment will be charged to your Apple ID account. • Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Privacy Policy: https://www.groupslam.com/privacy-policy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Download GroupSlam today and transform how your sports group plays together. Less organizing, more playing!Anyone tired of messy group text coordination

Screenshots

Sharpz4 screens
GroupSlam4 screens

Verdict

The call

The clearest difference is update cadence: GroupSlam at every 3 days against Sharpz's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sharpz sells 2 in-app purchases, starting at $3.99 per month and GroupSlam sells 3 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sharpz ships an update every 2 weeks, GroupSlam every 3 days. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

Scorecard1 real difference · 9 level
Sharpz versus GroupSlam: the parameters behind the verdict, then further details
ParameterSharpzGroupSlam
PriceFreeFree
Rating4.8 (274 ratings) — better—
Positive reviews95.1% of reviews—
Number of ratings274 — better—
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size25 MB54 MB
Age rating17+4+
DeveloperSharpzGustavo Pirela Briceno

Bugs and requests

Sharpz

Reported bugs

2 issues
  • Some bets not closing or updating properly
  • Compatibility issues with older devices

Requested features

2 requests
  • Add time and date stamps to feed posts
  • Implement polls or other interactive features

GroupSlam

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Sharpz

Subscriptions2
  • Sharpz Plus$3.991 Month
  • Sharpz Pro$12.991 Month
3 purchases

GroupSlam

Subscriptions3
  • GroupSlam Pro$14.991 Month
  • United States$24.991 Month
  • United States$49.991 Month

Questions

Is Sharpz free?
Sharpz is free to download, with in-app purchases available.
Is GroupSlam free?
GroupSlam is free to download, with in-app purchases available.
Do Sharpz or GroupSlam have ads?
Neither Sharpz nor GroupSlam shows ads.
Which is updated more often, Sharpz or GroupSlam?
Sharpz ships an update every 2 weeks, and GroupSlam every 3 days. Most recently, Sharpz was updated on October 10, 2026 and GroupSlam on October 1, 2026.

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