Bettina Kovacs
Casino bonus analyst • English-language editor, onlyspinscasino.info
The job, described honestly
Most of this work is reading, not playing. A promotion becomes analysable the moment three values are pinned down: what gets credited, what multiple is charged against it, and how long the clock runs. Everything else on a promotional page is decoration. Once those three exist, the turnover requirement is a multiplication, the daily pace is a division, and the statistical cost falls out of the advertised return to player. Publishing the formula alongside the result is the whole point — a reader can check a multiplication, but cannot check an adjective.
Background
Seven years of writing about gambling offers, the last five of them focused on the terms rather than the lobby. That shift happened after noticing how consistently the interesting information sits in the conditions document: whether the multiplier applies to deposit plus bonus or to bonus alone, where the maximum stake sits, when the countdown starts, and which categories contribute at a fraction of face value. Those details decide the value of an offer, and they are the first thing most reviews leave out.
Claims this site does not make
| Topic | Position |
|---|---|
| Licence numbers | Never published unless verifiable in the SZTFH register. |
| Player testimonials | No named, city-tagged quotes — they cannot be verified and travel between cloned sites. |
| Winning promises | None. The house edge appears in every calculation as an input, not an exception. |
| Operator voice | Onlyspins is referred to in the third person. This is not the operator's site. |
| Phone numbers | No support or helpline numbers are invented. |
Editorial rules
- Every figure is published with the formula that produced it.
- Ambiguous conditions are flagged as ambiguous rather than guessed at.
- Terms change; the operator's current text always outranks anything written here.
- The commercial relationship is stated in the affiliate disclosure, not buried.
What a typical working pass looks like
Processing a new offer runs in a fixed order. The promotional page comes first, because that is where the credited amount and the multiplier are stated. The general bonus conditions come second, because the stake ceiling, the moment the countdown starts and the list of excluded payment methods usually live there rather than in the advertisement. The contribution table comes third, since a turnover requirement means nothing without it. Only then does a number get produced: turnover, daily pace, expected statistical cost. If any input is missing or ambiguous, that is published as a flag rather than smoothed over with an estimate.
The fourth step is verification inside the account. The wagering counter displays progress in money as well as percentage, so a handful of stakes is enough to establish whether a category really contributes at the published weight. Those measurements go into the editorial log with their dates, including the unflattering ones. That is what makes the site checkable: a claim anyone can reproduce with their own account carries a different weight than an adjective.
Related reading: the editorial log, the mission statement under about us, and the core calculation on the wagering page.