Comparison

Block Jam vs Screw Jam

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

Head to head
About

Block Jam

This is a relaxing match-3 puzzle game with a unique twist. It features clever mechanics, fun challenges, and charming characters. Play offline, use boosters, and compete in leagues to unlock rewards and build themed worlds.

Highlights
  • Match-3 with a twist
  • Tray-based gameplay
  • Clever mechanics and boosters
  • Offline play
  • Weekly leagues and leaderboards
  • Themed worlds and dioramas
  • Rotating live events
Features
Currently charting
Read full description

Block Jam 3D – Relaxing Match-3 Puzzle Fun! Block Jam is a free match-3 puzzle game with a unique twist: clever mechanics, fun chaos, and charming characters. Whether you're playing a quick round or clearing your tray like a pro, there’s always something to figure out — and it all works offline, too! Use clever moves and powerful boosters to outsmart the blockie mayhem! How to Jam • Match-3 with a twist – Cozy tile-matching with clever strategy! • Tray-based gameplay – Plan your moves, keep your tray tidy, avoid a blockie jam! • Fun mechanics – Glue, pipes, barrels, and other nonsense to outsmart! • Handy boosters – Undo, Step Out, Shuffle, Magnet — pick your puzzle superpower! • Offline-ready – Play anytime, even with no connection! The Big Picture • Leagues – Compete in weekly leaderboards and rise through 6 skill tiers! • Season Pass – Monthly themes (pirates! samurais! dinos!) with both free and premium rewards — unlock hats, boosters, coins, and more! • Fun Worlds – Complete levels to build out colorful themed dioramas, one quirky building at a time. Finish a world and travel to the next! • Missions – Complete fun tasks back-to-back — there's always another challenge! • Collections – Fill out themed card albums to learn more about your blockies (and their favorite snacks)! Live Ops Log in, dive in, mix it up — events rotate constantly, with exciting limited-time competitions and rewards! • Gem Hunt – Dig through tombs to uncover sparkling gems and ancient treasure. One pickaxe at a time. • Pastry Partners – Team up with strangers to bake delicious cakes. Co-op chaos meets sweet rewards. • Bomb Bridge – Face off in real-time block battles. The bomb walks toward whoever's slacking. Good luck! …And more events pop up every day — there’s always something going on! Embark on a puzzle journey like no other. Download Block Jam 3D today and dive into a world of strategic matching, tile puzzles, and daily blockie madness. Don’t miss out — it’s time to jam!

About

Screw Jam

Engage in a logic-based puzzle game where you unscrew and sort colorful screws, pins, and nuts. Navigate hundreds of unique levels with increasing complexity, utilizing custom tools and overcoming obstacle courses to achieve puzzle mastery.

Highlights
  • Unscrew and sort colorful screws, pins, and nuts
  • Hundreds of unique logic puzzle levels
  • Custom screw tools for harder puzzles
  • Multilayered puzzles with correct removal sequences
  • Obstacle course levels with shifting mechanics
  • Endless puzzle mode for continuous play
  • Daily challenges with special rewards
Features
Currently charting
Read full description

Welcome to Screw Jam, where the challenge of unscrewing puzzles and sorting colorful screws, pins, and nuts takes center stage! Dive into an immersive world of wood and bolts, where every unscrew brings you closer to solving the ultimate screw pin jam puzzle. With each twist, you'll match colors and sort nuts and bolts to clear your path through tricky levels. Tackle hundreds of unique levels designed to test your logic and strategy. As you unscrew, sort, and solve puzzles, you’ll face new and exciting screw pin jam challenges. Unlock levels, refine your skills, and enjoy the thrill of unscrewing complex puzzles while earning rewards along the way. Every level brings a fresh twist on the classic nuts and bolts puzzle adventure.Prepare for a jam-packed puzzle experience, where you’ll navigate wood structures, solve unscrew puzzles, and discover new mechanics with every update. Whether you're into sorting colors or untangling nuts and bolts, Screw Jam offers a puzzle experience that will keep you hooked. Features: • Custom Screw Tools: Unlock and use specialized tools to tackle harder puzzles and speed up unscrewing • Multilayered Puzzles: Solve puzzles with multiple layers of screws and pins that need to be removed in the correct sequence • Obstacle Course Levels: Navigate through levels with shifting mechanics like rotating platforms and sliding pins, adding complexity to each puzzle • Endless Puzzle Mode: After conquering levels, challenge yourself with endless puzzles to keep the unscrewing fun going • Enjoy new daily challenges with special rewards for completing jam-packed levels Download now and start unscrewing your way to puzzle mastery!

Screenshots

Block Jam4 screens
Screw Jam4 screens

Verdict

The call

The clearest difference is ads: Screw Jam at none against Block Jam's shown. Screw Jam also leads on update cadence (weekly vs fortnightly). Block Jam's advantage is review sentiment (35% vs 26%). On price, rating, ratings volume and in-app purchases 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. Block Jam sells 16 one-off in-app purchases and Screw Jam sells 18 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Block Jam against 4.6 for Screw Jam. Both are backed by a comparable volume of ratings — 69K and 49K respectively. Written reviews are what separate them: 35% of Block Jam's written reviews are positive against 26% of Screw Jam's.

UpkeepUpdate frequency

Block Jam ships an update fortnightly, Screw Jam weekly. Both last shipped on October 29, 2026.

Scorecard3 real differences · 8 level
Block Jam versus Screw Jam: the parameters behind the verdict, then further details
ParameterBlock JamScrew Jam
PriceFreeFree
Rating4.7 (69K ratings) — better4.6 (49K ratings)
Positive reviews35.4% of reviews — better26.2% of reviews
Number of ratings69K — better49K
Update frequencyFortnightlyWeekly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#84 — better#136
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size459 MB556 MB
Age rating12+12+
DeveloperVoodooRollic Games

Customer experience

Block Jam

All ratings68,673 ratings
Positive91.9%
Neutral4.5%
Negative3.6%
Written reviews830 reviews
Positive35.4%
Neutral18.7%
Negative45.9%

Screw Jam

All ratings48,718 ratings
Positive90.6%
Neutral5.5%
Negative3.9%
Written reviews892 reviews
Positive26.2%
Neutral16.9%
Negative56.8%

User reviews

Block Jam

From 69K App Store ratings

What we love

  • 🎨 Vibrant colors and cute characters
  • 🧠 Challenging and engaging gameplay
  • 🕹️ Relaxing and addictive time-killer
  • 🎉 Fun and rewarding experience

Room to improve

  • 🔍 Levels can feel too luck-based
  • 💰 Monetization model feels too aggressive
  • ⌚ Long wait times to replenish lives
  • 🐛 Frequent crashes and glitches
  • 🔋 Drains device battery quickly

Screw Jam

From 49K App Store ratings

What we love

  • 🚀 Challenging and fun
  • 🕰️ Relaxing gameplay
  • ⭐ Great concept
  • 👍 Enjoyable for a while

Room to improve

  • 💰 Pay-to-win mechanics
  • 🔍 Impossible levels
  • 🔁 Repetitive levels
  • 🎨 Hard to distinguish colors
  • 🔋 Drains battery

Bugs and requests

Block Jam

Reported bugs

4 issues
  • Coins disappearing randomly
  • Progress and league rankings resetting unexpectedly
  • Infinite lives bonus not working as intended
  • Ads getting stuck or not loading properly

Requested features

4 requests
  • Option to skip difficult levels
  • Ability to earn more coins through gameplay
  • Shorter wait times for life regeneration
  • More interactive and customizable islands

Screw Jam

Reported bugs

5 issues
  • Level 121 cannot be completed
  • Level 237 cannot be completed
  • Incorrect screw types on certain levels
  • Crashes and freezes
  • Inability to report issues

Requested features

5 requests
  • Colorblind mode
  • Ability to use all 5 screw holes
  • More ways to earn coins
  • Option to skip timed levels
  • Sound effects and music

In-app purchases

16 purchases

Block Jam

One-time16
  • Small Coins$1.99
  • Starter Pack$1.99
  • Mini Offer$2.99
Show 13 more
  • Super Spin$2.99
  • Small Coins Pack$2.99
  • Piggy Bank$4.99
  • Hard Level Offer$4.99
  • Small Coins Pack$4.99
  • Medium Coins$7.99
  • Special Offer$9.99
  • Premium Block Pass$9.99
  • Medium Offer$9.99
  • Large Coins$14.99
  • Large Offer$19.99
  • X-Large Coins$29.99
  • 2X-Large Coins$54.99
18 purchases

Screw Jam

One-time18
  • Special Offer$0.99
  • Coin 1$1.99
  • Coin 2$4.99
Show 15 more
  • Hard Level Offer$4.99
  • Fail Offer$4.99
  • Remove Ads$5.99
  • Gold Pass$7.99
  • Coin 2$7.99
  • Burger Fest Step$7.99
  • 4th of July Offer$7.99
  • No Ads Bundle$9.99
  • Infinite Life 1$9.99
  • Gold Pass$9.99
  • No Ads Bundle$11.99
  • Coin 3$14.99
  • Infinite Life 2$19.99
  • Coin 4$24.99
  • Infinite Life 3$29.99

Questions

Is Block Jam free?
Block Jam is free to download, with in-app purchases available.
Is Screw Jam free?
Screw Jam is free to download, with in-app purchases available.
Which has better reviews, Block Jam or Screw Jam?
Block Jam is rated higher. Block Jam averages 4.7 out of 5 from 69K ratings, while Screw Jam averages 4.6 from 49K ratings.
Do Block Jam or Screw Jam have ads?
Block Jam shows ads; Screw Jam does not.
Which is updated more often, Block Jam or Screw Jam?
Block Jam ships an update fortnightly, and Screw Jam weekly. Most recently, Block Jam was updated on October 29, 2026 and Screw Jam on October 29, 2026.
Which is more popular, Block Jam or Screw Jam?
Block Jam currently peaks at #84 in the App Store charts, and Screw Jam at #136. Chart position reflects recent download velocity rather than total install base.

Other comparisons