Comparison

Gridlock vs BlockJack Game

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Gridlock

This block puzzle game ensures every move is playable, preventing unfair losses. Strategically place pieces to clear rows and columns, build combos, and achieve high scores in both endless and daily challenge modes. It offers a thoughtful, reflex-free puzzle experience.

Highlights
  • Guaranteed playable moves
  • Fill rows/columns to clear
  • Combo multiplier
  • Endless mode
  • Daily Challenge mode
  • Undo last moves
  • Offline play
Features
Read full description

You know the moment. Three pieces drop into the tray, none of them fit anywhere, and you realise the run ended two moves ago — not because you played badly, but because the game handed you a hand that was never playable. Gridlock doesn't do that. Every tray is checked before it reaches you. You will still lose, often. But you'll lose because you filled the board and ran out of room, which is your own doing and fixable next time. HOW IT PLAYS Drag three pieces onto an 8x8 grid. Fill a row or a column and it clears. Clear on back-to-back moves and the combo multiplier climbs. Pieces don't rotate, and the tray only refills once all three are gone. So each round is a small planning problem rather than a reflex test — which is why it works equally well in a two-minute gap or a long evening. That's the whole game. Nothing to unlock, no meters refilling in the background, nothing asking you to come back at six o'clock. TWO WAYS TO PLAY Endless — one board, one score, until nothing fits. Daily Challenge — the same board as every other player, every day. ABOUT THE ADS Gridlock is free and supported by advertising, so here is exactly what that means: never an ad before your first game, and never more than one between games. If you want three fresh pieces after a run ends, or more undos, you can choose to watch one. Nothing else. ALSO Undo your last moves, because everyone misclicks. Works offline. No account, no sign-in. Your scores stay on your phone.

About

BlockJack Game

Features
Read full description

Think fast. Play smart. Welcome to BlockJack. BlockJack combines fast-paced falling-block action with card-inspired strategy. Catch, stack, pass, and make your decisions as the board comes alive — with one goal in mind: build the strongest hand without going over 21. MULTIPLE WAYS TO PLAY Take on Classic gameplay, test yourself in High Stakes, experience the authentic 8-deck Casino Shoe, and explore additional challenges designed to put your timing and strategy to the test. COMPETE & CLIMB Track your progress, chase higher scores, compete on leaderboards, take on Rivals, and join forces with other players through Teams and Team Series. BUILD YOUR BLOCKJACK PROFILE Earn credits and rewards as you play, track your wins and gameplay stats, complete challenges, and build your BlockJack record over time. CUSTOMIZE YOUR EXPERIENCE Unlock cosmetic and premium content through the BlockJack Store. Optional in-app purchases are available. No purchase is required to play. QUICK TO LEARN. HARD TO MASTER. Every falling card creates a decision. Catch it, pass it, or commit to your hand. Push too far and you can bust. Play too cautiously and you may leave the door open for your opponent. Whether you're chasing a new personal best or competing with other BlockJack players, every round gives you another chance to make the right call. Can you stack your way to 21?

Screenshots

Gridlock4 screens
BlockJack Game4 screens

Verdict

The call

The clearest difference is in-app purchases: Gridlock at none against BlockJack Game's 4. Gridlock also leads on update cadence (every 3 days vs every 3 weeks). BlockJack Game's advantage is ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. BlockJack Game sells 4 one-off in-app purchases. Gridlock asks for nothing beyond the download.

UpkeepUpdate frequency

Gridlock ships an update every 3 days, BlockJack Game every 3 weeks. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 6 level
Gridlock versus BlockJack Game: the parameters behind the verdict, then further details
ParameterGridlockBlockJack Game
PriceFreeFree
Rating4.8 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 days — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhoneiPhone, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size4 MB11 MB
Age rating4+12+
DeveloperRyan LubbersRCO Communications LLC

In-app purchases

None

Gridlock

No in-app purchases

4 purchases

BlockJack Game

One-time4
  • 250 Gems$1.99
  • 700 Gems$4.99
  • Season 1 Premium Pass$4.99
Show 1 more
  • 1,500 Gems$9.99

Questions

Is Gridlock free?
Gridlock is free to download, with no in-app purchases.
Is BlockJack Game free?
BlockJack Game is free to download, with in-app purchases available.
Do Gridlock or BlockJack Game have ads?
Gridlock shows ads; BlockJack Game does not.
Which is updated more often, Gridlock or BlockJack Game?
Gridlock ships an update every 3 days, and BlockJack Game every 3 weeks. Most recently, Gridlock was updated on October 1, 2026 and BlockJack Game on October 4, 2026.

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