iMenang free credit is bonus money with a betting requirement attached, and the requirement is the figure that decides what it is worth.

Bonus credit can be staked but not withdrawn until a stated amount of betting has gone through it. It sits in the same ringgit wallet as a deposit and plays anywhere in the casino, but it carries a condition a deposit does not.
The honest way to compare two offers is to read the turnover before the headline percentage, because a larger bonus with a heavier requirement can be worth less than a smaller one. Every figure sits on the iMenang Promotion page.
Turnover is not a fee, but it has an expected price. Push RM1,000 through reels returning 96.5% and the average loss over that volume is RM35. That figure, not the headline percentage, is the number a bonus has to beat before claiming it makes sense.
The sum works in two steps. Multiply the bonus by the stated multiple to get the turnover, then multiply the turnover by one minus the return of the room you intend to play. A table game costs less per round but needs ten times the volume to register, so the total cost rises rather than falls.
A 100% bonus of RM100 at twenty times turnover asks for RM2,000 of play and costs about RM70 on the reels, leaving RM30. A 50% bonus of RM50 at eight times turnover asks for RM400, costs about RM14, and leaves RM36. The smaller headline wins, and it wins by a week of play less.
Rebate behaves differently because it carries no multiple at all. A daily rebate paid on turnover is cash with nothing attached, which is why a member who declines every bonus can still finish a month ahead and keep the balance free to iMenang withdraw on any day of it.
An online casino bonus in Malaysia is three numbers: the percentage, the cap and the wagering requirement. iMenang publishes all three in MYR beside the offer, so a Malaysian player can price a real money welcome bonus before depositing rather than after. The minimum deposit is RM5 and the withdrawal floor is RM50.
The fourth number is weighting, and it is the one most players miss. Slot play usually counts at full rate, live dealer play at a fraction, and some casino game categories at nothing. Every payment method, from bank transfer to e-wallet, qualifies the same way, and the mobile platform applies the same rules as desktop.
Full weight sits on the reel floor. Habanero, Spadegaming, CQ9 and JDB titles such as Fortune Gems, Money Coming and Super Ace put the whole stake against the requirement, which is why a turnover target is almost always worked off there.
Partial weight covers the live floor from Evolution, Playtech, SA Gaming and WM Casino: baccarat, roulette, blackjack, dragon tiger and sic bo. Fishing arcades and SBOBET sports sit in their own band again, and the offer page states each band rather than leaving it to be discovered mid session.
Rebates pay without a fresh deposit. Large no-deposit figures advertised elsewhere are not published by the operator.
Not until the betting requirement attached to it has been met.