Odds Competitiveness
10/12Base prices are competitive rather than outstanding, but the whole model is designed to occasionally hand you far better than the board price via Supercharge. That randomness is the value proposition, not the raw odds.

£40 Free Bets
New UK customers. Place a £10 real money bet at min. 2.0 odds within 5 days of deposit. Get 4 x £10 Free Bets: 1 Single, 2 Accas & 1 Bet Builder (min. 3 selections each). Excludes cashout, E/W, Multis, Ineligible Markets & Odds Boosts. Credited after bet settlement. 7-day expiry. T&Cs apply.
Updated 25 October 2026 · Betting Sites

£40 Free Bets
Kwiff love a bit of variety, and the free bets prove it. Place a £10 real money bet at minimum odds of 2.0 within 5 days of depositing, and after settlement you receive four £10 free bets: one single, two accas and one Bet Builder, each needing 3 selections where stated. Seven day expiry, and cash out, each way and odds boosts are excluded.
86%
86/100 points (4.3/5)
Score breakdown
Base prices are competitive rather than outstanding, but the whole model is designed to occasionally hand you far better than the board price via Supercharge. That randomness is the value proposition, not the raw odds.
Over 20 sports covered with football, horse racing, rugby, darts and snooker all present, a solid rather than exhaustive spread. The football book in particular runs deep on the big leagues.
In play markets cover football, racing and the rest with the Supercharge mechanic applying live too, so a running multi can still get boosted mid match. That randomness is what keeps punters checking back.
Bet Builder+ now lets you combine selections across different matches into one bigger multiple, a genuinely different twist on the standard same game builder. Any of it can also get Supercharged, which is the whole point of banking with Kwiff.
Streaming is limited to horse racing only, so football fans watching elsewhere will need a second screen. Racing coverage itself is dependable on race day.
Cash out works across the main sports and reacts promptly in play, though it is not the headline feature here. The Supercharge mechanic is what most accounts are opened for.
eCOGRA certified and UKGC licensed with a genuinely active promotions calendar for existing customers, not just new sign ups. The weekend acca boost is the reliable one to plan around.
A guaranteed weekend acca boost and regularly refreshed on site offers keep existing customers engaged, not just a one off welcome deal. Worth a daily look during the football season.
Supercharge is the whole identity here, any single or multi bet can get its odds instantly increased at random, described repeatedly as unlike anything else in the UK market. It genuinely changes how a bet feels once placed.
New customers get free bet tokens split across a single, accumulators and a Bet Builder pick once a qualifying tenner goes on at decent odds, a sensible spread rather than one lump sum. Terms are laid out plainly with a clear time limit.
No traditional points scheme, loyalty here comes through the ongoing boost culture rather than a tiered VIP ladder. Regulars are rewarded with more frequent Supercharges rather than badges.
This is the strongest part of the whole operation, a 4.6 rating from over nine thousand reviews on the App Store and widely compared favourably to the market leaders for smoothness. Android trails slightly at 4.0 but still solid.
Built mobile first so everything sits within thumb reach, sports tabs and search work without any dead ends. Genuinely one of the easier apps to move around in.
Slip is snappy, singles and multis load fast and the Supercharge indicator pops up clearly when a bet has been boosted. No lag, no clutter, built for punters who bet on the move.
Well built and cleanly designed, this is a mobile first app that genuinely looks and feels newer than most of the traditional bookies. Easy on the eye without trying too hard.
E wallet withdrawals land close to instant while card payouts can take up to three working days, a fairly standard split for a modern operator. Fast deposits are matched by decent payout speed overall.
PayPal and Trustly sit alongside the usual cards, a reasonable spread of six plus methods for a mobile first operator. Minimum deposit is a friendly tenner.
Registration is quick, the kind of process you can finish on a bus journey, and the qualifying bet for the welcome offer is clearly explained upfront. No confusing hoops before your first wager.
Standard ID checks apply and generally clear without drama for most new accounts. Nothing unusual reported beyond the normal UKGC requirements.
UKGC licensed with eCOGRA certification on top, a belt and braces approach that gives extra reassurance beyond the basic requirement. Over 300,000 registered players suggests a track record worth trusting.
Live chat runs mornings to late evening with email cover around the clock, quick and helpful by most accounts. Not 24/7 phone support but responsive when you need it.
Not the place for deep stats or trading tools, this is a boost driven book rather than an analyst's toolkit. What you get is simple and fast rather than data heavy.
Straightforward account section, deposit limits and history laid out without digging through submenus. It does exactly what it needs to and no more, which suits a book built around speed.
Standard UKGC tools are in place, deposit limits, timeouts and self exclusion all accessible from the account menu. Nothing flashy but everything a regulated operator should provide.

Stake back up to £10 if beaten by the favourite.
Place a £1+ single on a race with five or more runners at one of the selected meetings. If your horse finishes second to the SP favourite, your stake is refunded as a free bet up to £10, rounded down, by 5pm the next business day.

Three £10 greyhound bets earn a £10 free bet.
Place three greyhound singles or accumulators of £10 or more, with each selection at 3/4 or bigger, on the same day from Monday to Thursday. Once settled, you receive a £10 greyhound free bet the next business day, which must be used within 72 hours.

Paid out if your horse passes the post first.
Back a horse to win or place in any UK or Irish race from 10p and, if it crosses the line first but is later disqualified or demoted, you are still paid. You also get paid if it is promoted after a stewards' enquiry.

£10 greyhound free bet for three qualifying bets in a day
Kwiff's Kennel Club rewards customers who back greyhound racing every day of the promotional week. Placing three or more singles or accas of £10 or more on greyhound markets in the same day earns a £10 greyhound free bet. The reward is credited on the following business day by 5pm and no opt in is needed. It runs Monday to Thursday and can be claimed once per customer per day.

Paid out on the horse that crosses the line first, even if it is later demoted
Kwiff's First Past the Post pays out on the horse that crosses the winning line first, even if that selection is later disqualified or demoted. It also carries a double result, so a selection awarded the race or promoted to a place after a Stewards Enquiry is paid as well. It applies to all win and place bets on UK and Irish racing, with other international races settled on the official result. Bets are otherwise settled on the official result at the time of the weigh in.

Free bet up to £10 if your horse finishes second to the SP favourite
Kwiff's 2nd to the Favourite offer refunds losing horse racing singles as a free bet when the selection finishes second to the starting price favourite. It applies to races at selected meetings, which change day to day, so the qualifying meetings need checking before betting. A single bet of £1 or more is needed to qualify and each way bets are excluded. The refund is credited as a free bet on the following business day.
Kwiff supports 5 regulated payment methods. Availability and limits can vary by market.
Kwiff covers the sports UK punters bet most, including football, racing and tennis, alongside a long list of niche leagues and specials.
Headline markets
7 priced up
More sports
16 priced up
How the Kwiff apps compare on iPhone and Android, with the store ratings, download details and the features you get on each platform.
iOS app
App Store
10,116 ratings on App Store
Android app
Google Play
3.71k ratings on Google Play
The iOS app has a higher rating and far more reviews than the Android app, and both share the same supercharged betting and casino features, with Flex Bet mentioned specifically in the Android description.
We are still verifying the customer support channels at Kwiff.
Proprietary safer gambling score
58%
7 of 12 tools
Average
Meets basic standards but has notable gaps
Poor
Concern
Average
Great
Elite
Free help & support
GamCare
Free treatment, advice and the National Gambling Helpline (0808 8020 133).
Gordon Moody
Residential and retreat treatment for severe gambling addiction.
GambleAware
Independent advice, tools and signposting to local support.
GAMSTOP
Free national self-exclusion from all UK licensed gambling sites.
National Gambling Helpline
24/7 confidential support on 0808 8020 133.
–/5
0 player reviews
Checking your account…
Licence details checked against the regulator's public register on 17 August 2026. 18+ only. Gambling can be addictive, please play responsibly.
Everything factual in this review is checked against official pages and the public licence register. These are the exact pages we used.