Sports betting guide
Novig review: peer prices without a book's built-in margin
Novig is a peer market for sports results: you trade with other people at a price the crowd will bear, and a no-vig quote is that price with the book's usual two-sided pad removed. The fee that matters is the number on the confirm screen, not a percent frozen into an article. State access is whatever the app allows when you open it. Adults 18+ only. This is education, not legal, financial, or tax advice, and it is not a promo code.
9 min readBy the PVPspinArena team · Updated
Part of our Sports betting series. New to the topic? Start with What is sports betting? A price on a future score.
What this novig review will and will not claim
A novig review has one job: explain how a peer sports price is built, how to read the cost, and how that object differs from a bookmaker's line and from a shared pot. It is not a coupon, a download pitch, or a map of where the app is legal. Novig's own about page describes a market aimed at traders and says the platform tries to show odds and limits in the open. That sentence is a company's description of itself. It is not a measurement of today's spread, and it is not a license opinion.
Adults 18+ only. You can lose the stake. Nothing here is legal advice, financial advice, or tax advice. If the spending stops being money you can lose, use the steps on responsible gambling. The cluster home for this kind of product is Sports betting guides. The same shelf holds the ProphetX review, the Sporttrade review, and Novig against ProphetX.
The ordinary ticket is explained in what sports betting is, and the matching model is in how a betting exchange matches people. Novig belongs in that family only when the screen matches you with another participant. This page does not list promo codes.
How a no-vig price differs from a padded line
A traditional book often hangs a price on both sides of the same game so the two implied probabilities add to more than one. That extra is the pad. American -110 on each side is the classroom version: you risk more than you win on a coin-toss game, and the book keeps the gap if action is balanced. A no-vig quote tries to show a single probability instead. If the crowd thinks a team wins 54 times out of 100, a clean quote is near 54 cents on a contract that pays one dollar, or the American number that converts to 54 percent. The conversion itself is in implied probability.
The clean quote is still a price someone has to take the other side of. If the other side is thin, you do not get the mid. You get the offer that is actually resting, which can be several cents worse. That gap is a cost even when nobody has typed a separate commission. Treat the mid as a reference and the tradable price as the decision.
Suppose a book offers -110 and you risk $110 to win $100. Your stake plus your win is $210, and you only get $210 back if you are right, of which $110 is your own money. You needed the side to win more often than 110/210, about 52.4 percent, to break even on that number. Suppose instead you buy a contract for $52 that pays $100 if the side hits and pays nothing if it misses. You risk $52 to receive $100 gross, so you need the side to hit more often than 52 percent. Those two Suppose stories are teaching tickets, not a live Novig board and not a claim about what the app charges this week. Open the app and replace both numbers.
A filled price is the trade, and an open order is not
On a peer screen you either take a price that is already resting or you post a price and wait. Taking is immediate if size is there. Posting can sit. While it sits you have an instruction, not a position. A game can start, the news can change, and your order can still be untouched. Cancel it or leave it, but do not talk about it as if the result already concerns you.
Size matters as much as the quoted number. A beautiful price for $8 is a different trade from a worse price for $200. Write down the average price of what actually filled. Partial fills are normal when the other side is small. The unfilled remainder is still an order.
Where a screen lets you sell before the event ends, that sale is a second trade at the price another person will pay. It is not a number this article can compute. Leaving a bet early, as a general idea, is covered in cash out betting. Read the app's current help text for the legal category and the league list. If the app refuses your location, that refusal is today's answer.
Work the fee as entries minus prizes
When a product publishes a pool, take equals entries minus prizes. Add every entry, add every prize the rules actually pay, and subtract. If a screen shows a percent instead of a pool, multiply that percent by the base it names. Percent of profit and percent of stake are different dollars.
Example 1 stays with the teaching tickets from earlier, still labeled Suppose. Suppose you risk $110 at -110 and you win. You receive $100 of profit. Suppose a confirm screen also keeps $3 of that profit. You net $97, and your break-even probability moves. The $3 is an illustration of how to apply a figure you saw, not a Novig fee. The real figure is the one on your ticket. If the screen shows no separate line, look again for a price that already includes a charge, and for a hold on unsettled funds.
Example 2 is a pool, also Suppose. Twenty people pay $40. Entries are $800. The rules pay $500 to first and $240 to second. Prizes are $740. Take is $800 minus $740, which is $60. Sixty dollars divided by $800 is 7.5 percent of entries in this story only. A real contest will not match these dollars. Read its prize table and repeat the subtraction.
| Teaching case | What you write down | Result in the story |
|---|---|---|
| Suppose a -110 winner | $110 risked, $100 profit, then a $3 illustration charge | Net profit $97 in the example |
| Suppose 20 entries of $40 | Entries $800, prizes $740 | Take $60, which is entries minus prizes |
Both rows are examples so the method is visible. Neither row is a live statistic from Novig or from this site. If a marketing line says the trade is free, ignore the adjective and read the confirm screen. This page will not repeat a fee of nothing, because a banner is not a schedule.
A short checklist before the confirm button
Do this on the day you trade, not from memory of a review.
- Name the contract: which side, which stat, and what settlement price.
- Copy the filled price and the size, not the mid you wished you had.
- Read the fee line on the confirm screen and write it next to the price.
- If a pool is shown, compute take as entries minus prizes.
- Check that your location is accepted on that screen. Do not use a state list from an article.
- Confirm the age rule the app states. Eighteen is only the floor for reading this guide.
- Skip promo codes. This page does not publish them, and a code is not a better price.
- Stake money you can lose if the contract settles at nothing.
A finished list does not make the side win. It stops you from trading a different product than the one you priced. Eligibility, identity checks, and tax paperwork sit outside this article. A winning contract can still be taxable. That is a filing question for a qualified person, not a reason to treat the trade as hobby math with no record.
Who you play, what is kept, and what you can check
Put the peer app and the games on this site in one grid so the counterparty is obvious. The competitor's fee cell is deliberately not a number.
| Who you play | What the operator keeps | What you can verify | |
|---|---|---|---|
| Novig | Another participant, if your price actually fills | Read it on the entry | The confirm screen and the contract rules in the app |
| Jackpot and Coinflip | The other entrants in that pot | 5% of the pot at settlement, so the winner receives 95% | A committed seed checked on the fairness page |
| Roulette | The house-banked wheel | About 7.88% theoretical on Purple or Silver after 5% of each winning payout | The 33-slot pay table and the same seed check |
| P2P Slott | One other player, head to head | 10% of the players' pot when a player wins; a bomb ends it and the house keeps both stakes | The committed seed, and whether a bomb ended the match |
Roulette uses 33 slots. Sixteen Purple and sixteen Silver pay 2x, and one Green pays 14x, then 5% of each winning payout is kept. The Purple or Silver figure in the table is the theoretical edge after that fee. How a kept percent is measured is in how a cut is calculated. The sports version of matching two people is in peer-to-peer sports betting. A game price and a ticket pot answer different questions.
A ticket pot on this site is a different object
Novig, when the screen is a sports market, grades a game or a stat. Jackpot grades a draw. People buy tickets in one pot. At settlement the operator keeps 5% and the winning ticket holder receives 95% of that pot. Your chance follows your share of the tickets. No quarterback, no total, and no early sale is involved. Balances are US dollars. You fund them with Bitcoin, or with USDC or ETH on Base.
The result comes from a seed committed before the draw. After settlement you recompute it on fairness. That check matches the published result to the commit. It does not audit a sports data feed.
PVPspinArena does not offer Novig or a sportsbook. Coinflip uses the same 5% pot rule, so the winner receives 95%. Roulette is the house-banked wheel in the table. If you wanted a sports price, stay in that app and read the confirm screen.
Open Jackpot for that shared pot: the live activity block, when present, is fetched from settled rounds, not typed into the article.
FAQ
Frequently asked questions
Sources
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