Both sites put through the same seven checks
1uckyduck vs Slotomo
1uckyduck and Slotomo are tied at 47 out of 100. The factor table below is where this is decided.
The short answer, in three questions
- Which one do we rate safer overall?
- Tie
- Total Trust Score 1uckyduck 47 · Slotomo 47
- Which one is easier to cash out from?
- Tie
- Redemption reliability 1uckyduck 50 · Slotomo 50
- Which one have we proved more about?
- Neither yet
- Cashouts that landed 1uckyduck 0 · Slotomo 0
Dead even on total score. The factor table below is where this comparison is decided.
What separates these two
The widest scored gap is terms honesty: Slotomo leads by 3 points.
Factor by factor
A factor is one of the seven things we score. Edge names the site with the higher score on that factor, and by how much. A tie stays a tie. Where we have not scored a factor on both sides it reads as not scored yet, which is a gap in our work and never a zero for the site.
| Factor | 1uckyduck | Slotomo | Edge |
|---|---|---|---|
| Redemption reliability | 50 | 50 | Tie |
| KYC fairness | 50 | 50 | Tie |
| Terms honesty | 30 | 33 | Slotomo by 3 |
| Playthrough | – | – | Not scored yet |
| Track record | 50 | 50 | Tie |
| Player reviews | 50 | 50 | Tie |
| Support | 50 | 50 | Tie |
What we actually tested
- Test sessions logged1
- Cashout records0
- Cashouts that landed0
- Last testedAug 18, 2026
- Test sessions logged1
- Cashout records0
- Cashouts that landed0
- Last testedAug 18, 2026
Neither side has paid us a cashout yet, so a clean record here means not tested yet, not proven safe. 1uckyduck: we have not tried a cashout here yet. Slotomo: we have not tried a cashout here yet.
These figures come from the same corpus as the sweepstakes payout study, our running log of every cash-out we request with our own money.
Where to play each
Both accept players in 37 of the states we track. Availability still changes operator by operator, so confirm your own state. See the state tracker →
The practical differences
Start with what the branding hides: both casinos are operated by Mamba Limited. You are not choosing between two companies, you are choosing between two storefronts of one, so the deciding factors are the terms and the evidence on this page, not the logo.
Both set the same redemption minimum, $100, so neither gives a small-balance player an easier exit.
Both keep a documented no-purchase entry route open (mail-in postcard), which is the baseline a legitimate sweepstakes has to meet.
1uckyduck: minimum redemption $100. payout methods not confirmed yet. operated by Mamba Limited.
Slotomo: minimum redemption $100. payout methods not confirmed yet. operated by Mamba Limited.
1uckyduck vs Slotomo: common questions
Which scores higher, 1uckyduck or Slotomo?
1uckyduck and Slotomo are tied at 47 out of 100 on our 7-factor trust audit.
Have we been paid by 1uckyduck or Slotomo?
Neither side has paid us a cashout yet, so a clean record here means not tested yet, not proven safe. 1uckyduck: we have not tried a cashout here yet. Slotomo: we have not tried a cashout here yet.
Which has faster redemption, 1uckyduck or Slotomo?
We have not timed a cashout at either one yet, so this comes from our audit rather than a stopwatch. On redemption reliability they are level at 50 out of 100.
Which gets better player reviews?
It is a wash on player reviews. Both score 50 out of 100 on our reviews factor.
Where can I play 1uckyduck and Slotomo?
Both accept players in 37 of the states we track. Availability still changes operator by operator, so confirm your own state. Check your state
Full evidence: 1uckyduck review + score history · Slotomo review + score history · how scoring works · casinos that actually paid
Availability varies by state. Check yours before signing up with either.