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Studio · Thunderspin

Thunderspin slots: RTP below 96% and where to play

Thunderspin is a slot studio set up by Boss Gaming Solutions, a Malta-based casino and sportsbook platform provider. We list three of its slots: Necronomicon, Sakura Mystery and Crazy New Year.

All three list an RTP between 95.1% and 95.6%, below the 96.01% median of our catalogue.

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By Aaron Mitchell Updated 21 Oct 2026

Short answer

Are Thunderspin slots good value?

Below the market on RTP: 95.1–95.6%. At KSh 20 a spin, 1,000 spins cost about KSh 880–980 on average, against about KSh 800 at a 96% slot.

RTP on record
95.1–95.6%
1,000 spins at KSh 20
KSh 880–980
average cost

Catalogue Computed from the slots we list

Thunderspin slots in figures

Computed from the slots we list.

Slots listed
3
All slots: 2,095
Median RTP
95.30%
All slots: 96.01%
Middle half of RTPs
95.20%–95.45%
All slots: 95.50%–96.50%
With a published RTP
3 (100%)
All slots: 42%

Slots per RTP band

Under 94% 0%
94–95.99% 100%
96–96.49% 0%
96.5% and up 0%

All slots

Computed from the slots we list. RTP is each slot's listed figure for its standard version; volatility counts only ratings on a five-step scale from studios whose ratings vary.

Start here

Thunderspin slots we list

Catalogue

Every Thunderspin slot we list

Studio facts

Thunderspin in brief

Owner

Created by Boss Gaming Solutions, a Malta-based casino and sportsbook platform provider.

European Gaming press release, October 2019.

Computed from the slots we list

What these slots cost per spin

Expected cost = bet × spins × (1 − RTP), at the median RTP of these slots, 95.30%.

Bet per spin 100 spins 1,000 spins 1 hour (600 spins) vs median 96.01%
KSh 10 KSh 47 KSh 470 KSh 282 +KSh 71
KSh 20 KSh 94 KSh 940 KSh 564 +KSh 142
KSh 50 KSh 235 KSh 2,350 KSh 1,410 +KSh 355
KSh 100 KSh 470 KSh 4,700 KSh 2,820 +KSh 710

Where to play Live ranking

Casinos with Thunderspin slots for Kenyan players

Every casino here offers this studio's slots

  1. 1
    KSh 213,000 + 150 free spins
    M-Pesa
    ✓
    Airtel Money
    ✓
    Cards
    –
    888STARZ review 18+ · T&Cs Apply · Play Responsibly
  2. 2
    150 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    ✓
    18+ · T&Cs Apply · Play Responsibly
  3. 3
    KSh 200,000 + 150 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    ✓
    18+ · T&Cs Apply · Play Responsibly
  4. 4
    KSh 200,000 + 150 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    –
    18+ · T&Cs Apply · Play Responsibly
  5. 5
    KSh 190,000 + 150 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    ✓
    18+ · T&Cs Apply · Play Responsibly
  6. 6
    KSh 70,000 + 200 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    –
    18+ · T&Cs Apply · Play Responsibly
  7. 7
    KSh 300,000 + 200 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    ✓
    18+ · T&Cs Apply · Play Responsibly
  8. 8
    KSh 200,000 + 150 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    ✓
    18+ · T&Cs Apply · Play Responsibly
  9. 9
    100 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    ✓
    18+ · T&Cs Apply · Play Responsibly
  10. 10
    KSh 300,000 + 50 free spins
    M-Pesa
    –
    Airtel Money
    –
    Cards
    ✓
    18+ · T&Cs Apply · Play Responsibly

Payment ticks come from each casino's live payment list; a dash means it is not listed, not that it is missing.

Thunderspin slots: questions

What RTP do Thunderspin slots have?

95.1% (Crazy New Year) to 95.6% (Sakura Mystery) in our catalogue. We list one RTP per slot, and casinos can run other versions, so the figure in the game's info screen is the one that counts.

Who owns Thunderspin?

It was created by Boss Gaming Solutions, a Malta-based platform provider.

18+

Responsible gambling

Play slots only if you are 18+ and it stays fun

Decide in shillings what you can afford to lose before you deposit, keep sessions short and never chase losses. Every figure on this page is an average over many spins: one session can end far above or below it.

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