chalk·boy/ˈchôk-boi/ · noun · slang
1. A bettor who only takes the favorite. “Another −7? Typical chalkboy.”
2. (affectionate) Your friend who is, somehow, up on the season.

Run the pool.
Track the bets.
Share the week.

Pools with your friends, picks everyone can see, and a Ledger for your own bets. Set one up in a minute and send the code to the group chat.

The Chalkboys app on a phone: Bella's Home with Needs you and her four pools.

Pick'em33 ClubP10SurvivorSquaresThe ChalkbookFlight ClubThe LedgerPool chat

The Chalkboys app on a laptop: the 2026 Pick'em Picks page with the week's games and Bella's picks.

Real Chalkboys screens, shown with a Demo pool.

How it works

From group chat to pool in a minute.

  1. 1

    Start a pool

    Pick a pool type. Rules and buy-in come filled in, so it takes under a minute.

  2. 2

    Bring your people

    Share a code or a link to the group chat. No spreadsheet required.

  3. 3

    Watch it play out

    Picks lock, scores come in, and the leaderboard, pots and the recap update on their own.

Live

Every pick, live. The second it changes.

Your Pick'em picks and your Ledger bets in one place, closest to flipping first. Watch the line move as the score does, and tap any game for the play-by-play.

  • One card answers “how am I doing right now?”
  • Plain words everywhere: Covering by 3.5, Needs 21 more, ORE up 7.
  • A stopped clock says why: Timeout, Halftime, Under review.

Played out with a Demo pool.

3 games live · Saturday

Covering 1 of 3

Sunday Pick'em · 4th if it ended nowLedger · $100 riding to win $287.50

ORE ML +130Tied
10–10·Q2 6:30
Drew + 1 with youPick'em + Ledger
OU +6.5Covering by 3.5
17–20·Q3 4:12
Jordan + 2 with youPick'em
Over 51.5Needs 20.5 more
14–17·Q3 0:48
Sam + 1 with youPick'em

Pools

Pools running on Chalkboys today.

Every pool gets the same picks, leaderboard and chat, and the list keeps growing. Pick one to watch a sample play out.

Sample pool

33 Club

Own an NFL team. Finish on exactly 33, take the pot.

Cowboys · Jordan33
Chiefs · Casey34
Lions · Alex24
Eagles · Sam35

Cowboys finish on exactly 33. Jordan takes the $200 pot.

Start one of these →

The Ledger · separate from your pools

Your own bets, kept honest.

The Ledger is for the bets you place yourself, not a pool. Share it with your crew or keep it private.

  • Screenshot or snap your slipTake a screenshot in your sportsbook app, or a photo of a paper slip.
  • Chalkboys reads itThe pick, line, odds and stake are filled in for you. Check them and add.
  • It grades itselfWhen the game ends, the slip settles and your record, units and ROI update.

SPORTSBOOK

Oklahoma +6.5Oklahoma @ Michigan · −110

Oregon MLOregon @ USC · +130

Kansas City −3KC @ Buffalo · −110

3-leg parlay · $50To win $287.50

Cashed +$287.50

$50 parlaySettled

OU +6.5Won
ORE ML +130Won
KC −3Won

Private to you unless you share it with a crew

Ledger + Crews

See who's actually up.

A Crew is the few friends you bet alongside. Everyone keeps their own Ledger; the Crew board puts them side by side.

The Crew season board on a phone: Bella 35–19–2 and up $308.78, Maya up 9.7 units, Andre up $28, Marcus sharing picks only.
Bella's Ledger week card, 6–2 and up $92.27 on 8 slips, posted to a story.
  • See your friends' bets as they postAdd a slip and it lands on the Crew board, with who's on which side.
  • A season leaderboard for your CrewRanked by record, so it's fair however each person shares.
  • You choose what you sharePicks only, units, or dollars. Set it once, change it per Crew.

Real Chalkboys screens, shown with a Demo crew.

Chat & sharing

The group chat, with receipts.

Big weeks, lead changes and streaks post to your pool chat. Share a recap card to the chat in one tap.

Jordan put up 488 in Week 8, the best week of the season.Pick'em · up 6 spots to 5th
Casey took over 1st place.Pick'em · 1,744 pts
Alex has won 3 straight.Pick'em · hottest streak
Week 8 · Sunday Pick'em Sample

You run the pool. We'll do the bookkeeping.

Rules filled in · mark paid in bulk · one code to join