Lock and Pop: Slot Overview
Pins at the ready, folks—NetEnt is inviting players to start popping away in the online slot Lock and Pop. With NetEnt, it’s hard not to feel the studio has eased off the accelerator in recent years, often releasing games that land in the “good, not great” category. They’re usually perfectly playable, but the developer doesn’t quite carry the dominance it once had and sometimes seems content to coast on past successes. Lock and Pop fits that mould: a serviceable slot that will likely appeal to certain tastes, yet it comes across as fairly average by NetEnt standards. Let’s see how it lands for you.
When space-themed slots come to mind, one title that’s been around seemingly forever is NetEnt’s own Starburst. Sitting in the same—or at least a closely related—lane, Lock and Pop is also framed as taking place out in the wide expanse of space, with tiny stars visible against blue-purple hues. Starburst is undeniably showing its age, and while Lock and Pop is a newer release, it doesn’t exactly scream cutting-edge slot artwork either. The presentation is straightforward and a bit bare, and the same goes for the gameplay—at least until the free spins trigger, where a fairly chunky set of special effects can, technically, come into play.

Lock and Pop is aimed at players who like the maths to sit on the low-medium side of the volatility spectrum, and it comes in multiple RTP setups. The standard return is 96.09%, although two reduced versions are also available in certain regions. Betting limits are broad, starting at 20 cents per spin up to a maximum of $/€120. While the base game can feel a little plain, you can bypass it by using the bonus buy option to jump straight into the bonus round.
Set on a 5×5 gaming space (with only 3 rows active during the base game), Lock and Pop runs with 20 paylines for standard line wins. The paytable is filled with familiar, fairly generic symbols. Lower payouts come from 10 through Ace card ranks, while the higher-paying set features bells, 7’s, and diamonds. Wild symbols replace everything except Prize symbols, helping to form regular winning combinations.
Lock and Pop: Slot Features

In the base game, Prize symbols can appear carrying values of 0.5x to 1,000x the bet. Landing 6 or more Prize symbols activates the free spins round, where Prize symbols turn into Sicky Prize symbols. Prize symbols stay on the reels until the bonus ends or until a Lock and Pop bonus feature is triggered. The round starts with 7 free spins.
While in free spins, if 1 or more reels are filled with Sticky Prizes, 1 of 10 Lock and Pop bonus features activate on the bottom row. Lock and Pop bonus features apply only on its own reel. Once the feature finishes, the Sticky Prize symbols are cleared from the reels and their values are transferred into the top row collection. Here are the 10 possible features:
- Retrigger – awards +3 free spins.
- Adder – adds 1x or 2x the bet to all Sticky Prizes on its reel.
- Magnet – copies the values of the Sticky Prizes on the reels vertically adjacent to the magnet reel, on both sides.
- Super Magnet – copies the values of the Sticky Prizes in the same position on all other reels.
- Topper – finds the Sticky Prize with the highest value on its reel and copies it to all other Sticky Prizes on the reel.
- Blaster – adds 1x or 2x to all Sticky Prizes on its reel. The values of the Sticky Prize symbols in the reel are added to the top row collection. Then, 3 random empty positions anywhere on the reels are filled with the Blaster value.
- Duplicator – creates a second game area with all Sticky Prizes present reproduced on it, plus 3 additional reels without symbols on them. This duplicated game area spins horizontally. If the duplicated area lands on top of the existing one, the duplicated Sticky Prize symbols may fill empty reels or be placed on top of Sticky Prizes already on the reels. When this happens, the values of both prizes are added together.
- Big Bang – doubles the values of all Sticky Prizes in its reel, and once added to the top row collection, the total is also doubled.
- Super Collector – collects the values of all Sticky Prizes on this reel, adding them to the top row collection. The total values collected in all other top row collectors are then added to this feature’s top row collection.
- Hammer – collects the value of all Sticky Prizes on the reel, adds them to the top row collection, then spreads the new value to every position on the reel. This means the new values of Sticky Prizes on the reel are once again added to the top row collection.
Feature Buy
Players can activate the bonus round feature for 50 times the bet.

Lock and Pop: Slot Verdict
If you’re after a fairly easygoing slot that doesn’t demand much mentally and won’t overwhelm your senses, Lock and Pop can do the job. The base game is extremely forgettable because, without features, there’s simply not much that can happen. Yes, the occasional decent line win might keep things ticking along, but the game is clearly designed around its bonus round. On the plus side, you can buy the feature if you don’t want to wait. If you’re playing naturally, having something mildly entertaining on TV in the background might make the grind to the Lock and Pop bonus feature feel less drawn out.
Is the bonus round worth hanging around for? Potentially. The max win isn’t huge, so it helps to set expectations, but 4,046x feels like a comfortable fit for low-medium volatility. In other words, if you’re fine with the rest of Lock and Pop, then massive win potential probably isn’t a deal-breaker. Viewed in a better light, the bonus round offers plenty of variation through its features. It’s not a Money Train 4 style catalogue of special symbols that goes on forever, but there are still 10 features to experience, and some of them can be genuinely helpful. Ideally, you’re aiming to clear the reels, stack up prize values, and repeat until the top row total starts looking healthy.
So, no—Lock and Pop probably won’t wow hardened, high-demand players who want every slot to feel like a spectacle. But since it likely wasn’t created to compete directly with the biggest prize accumulator/hold ‘n win games out there, NetEnt has clearly targeted a particular, calmer slice of the market and delivered a bright, upbeat slot intended to appeal to it.
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ProviderNetEnt
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RTP96.09% | 93.98% | 87.95%
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VolatilityLow/medium
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Reels5
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Rows3
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Paylines20
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Min/Max Bet0.20/120
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Max Win4,046x
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Release DateMay 21, 2024