Comparison

Block Blast vs Thread Jam

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

Head to head
About

Block Blast

Build strategic maze-like defenses using puzzle pieces to guide zombies through deadly traps and powerful towers. Survive endless waves of undead in this action-packed tower defense game that combines classic TD mechanics with a unique puzzle twist.

Highlights
  • Puzzle-style defense building
  • Maze-like trap construction
  • Zombie wave survival
  • Tower upgrades and abilities
  • Challenging levels
  • Strategy and puzzle combination
Features
Read full description

Block Blast: Tower Defense – Ultimate Strategy & Survival Game! Build, Defend, Survive! Welcome to the ultimate tower defense experience, where strategy meets survival in an action-packed TD game! Unique Puzzle-Style Gameplay Strategically build maze-like defenses using puzzle pieces. Guide zombies through deadly traps and powerful defense towers. Every level is a new challenge with evolving enemy waves! Survive the Zombie Apocalypse The year 2XXX: A mysterious virus turns humans into zombies! Play as a survivor and protect your home from endless waves of undead. Use powerful tower cards to upgrade defenses and outsmart the horde. Tower Defense Evolved Classic TD mechanics with a fresh puzzle twist. Choose from various defensive towers, each with unique abilities. Upgrade your strategy after every wave to survive longer! Why You'll Love It - Challenging Tower Defense Gameplay  - Puzzle & Strategy Combined - Exciting Levels & Upgrades - Perfect for Fans of Defense Games & TD Games Download Block Blast: Tower Defense NOW and become the ultimate defender!

About

Thread Jam

Untangle colorful threads by matching them to their respective areas on fabric. Solve intricate knot puzzles to create beautiful embroidered pictures. Enjoy a relaxing and creative experience with no timers or pressure.

Highlights
  • Untangle 3D rope knots
  • Match colorful threads
  • Create embroidered pictures
  • Solve intricate puzzles
  • Relaxing gameplay
  • Creative art creation
Features
Read full description

► Ready to cut the Gordian knot? Wow, what a twisted tangle of threads! And what a shame too, best get these all sorted out and in the right places and order so that you can get to creating beautiful patterns and embroidered pictures. This game will have you matching brightly colored threads into groups so that you can then fill in their respective areas on the fabric as you whizz through level after level. Enjoy the creativity of creating colorful pictures while also using your brain to carefully sort and place the spools of rope so that they’ll fill in the picture. ► No knotty issues here! Ready to untangle the string and master this colorful puzzle game? Then download Thread Jam now and get ready for hours of relaxing and creative fun. ◾ Puzzle your way through – While the game may seem straightforward at first, you’ll soon find yourself having to think very carefully as you place each spool of thread in the right place in the right order to finish the embroidery piece and clear the board below. Your brain will get a mini workout while also creating art! ◾ Let your creative juices flow – These puzzles will really get your creativity going as you match up thread colors and fill in the picture. Unlike traditional paint by number or coloring games, this one has the added bonus of embroidery, making your art more unique and interesting to create. ◾ Sit back and relax – No timer here to stress you out, no level goals to reach before you can progress, just nice, calm art time! Take as much or as little time as you need to figure out each new picture, and don’t feel bad if you need to step away for a bit. Whether you have just a few minutes to kill or half an hour, there’s always time for Thread Jam. ◾ Unique artwork and style – There are tons of color by number games on the internet, but none as fun and unique as this one. Between the colorful graphics, exciting art, and unique puzzle design you’ll never want to stop playing. Immerse yourself in this creative world of art that both helps you relax while also giving you something stimulating and entertaining to focus on – it doesn’t get much better than this! ► Stitch your problems away Download Thread Jam now to try your hand at fun and creative puzzles – using colorful spools of rope, you’ll need to carefully match them to fill in your artwork with fun 3D stitches. Perfect for those downtimes when you want your brain to relax but not shut off completely, enjoy the relaxing nature of the game while also benefiting from the puzzle aspect that will keep that noggin working. Plus, you’ll get to let your creativity shine as you create exciting pieces of art that are bursting with color! Privacy Policy: https://say.games/privacy-policy Terms of Use: https://say.games/terms-of-use

Screenshots

Block Blast4 screens
Thread Jam4 screens

Verdict

The call

The clearest difference is review sentiment: Block Blast at 100% against Thread Jam's 52%. Block Blast also leads on ads (none vs shown) and update cadence (every 3 days vs monthly). On price, in-app purchases, monetization model 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. Block Blast sells 9 one-off in-app purchases and Thread Jam sells 13 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Block Blast ships an update every 3 days, Thread Jam monthly. The most recent releases landed on June 6, 2026 and September 25, 2026 respectively.

Scorecard3 real differences · 7 level
Block Blast versus Thread Jam: the parameters behind the verdict, then further details
ParameterBlock BlastThread Jam
PriceFreeFree
Rating—4.8 (11K ratings) — better
Positive reviews100.0% of reviews — better52.2% of reviews
Number of ratings—11K — better
Update frequencyEvery 3 days — betterMonthly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size234 MB427 MB
Age rating9+4+
Developer5game studio joint stock companySayGames LTD

Customer experience

Block Blast

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Thread Jam

All ratings11,380 ratings
Positive94.8%
Neutral3.4%
Negative1.7%
Written reviews207 reviews
Positive52.2%
Neutral15.0%
Negative32.9%

Bugs and requests

Block Blast

Not enough reviews yet to summarise bugs or requests.

Thread Jam

Reported bugs

2 issues
  • Certain levels impossible to beat without paying
  • Accidental power-up purchases due to poor UI placement

Requested features

2 requests
  • Gallery to view completed pictures
  • More variety in levels and pictures

In-app purchases

9 purchases

Block Blast

One-time9
  • Starter Pack 01$1.99
  • Stamina Package 01$1.99
  • Diamonds Package 01$1.99
Show 6 more
  • Remove Ads Package$2.99
  • Diamonds Package 02$5.99
  • Diamonds Package 03$9.99
  • Stamina Package 02$10.99
  • Straterpack1$12.99
  • Stamina Package 03$19.99
13 purchases

Thread Jam

One-time13
  • Starter Pack$1.99
  • Mini Coins$1.99
  • Progression Offer 2$1.99
Show 10 more
  • Piggy Bank$4.99
  • Hard Level Offer$4.99
  • Second Chance Offer$4.99
  • Medium Coins$7.99
  • Medium Pack$9.99
  • Big Coins$14.99
  • Large Pack$19.99
  • Huge Coins$29.99
  • Giant Pack$39.99
  • Massive Coins$49.99

Questions

Is Block Blast free?
Block Blast is free to download, with in-app purchases available.
Is Thread Jam free?
Thread Jam is free to download, with in-app purchases available.
Do Block Blast or Thread Jam have ads?
Thread Jam shows ads; Block Blast does not.
Which is updated more often, Block Blast or Thread Jam?
Block Blast ships an update every 3 days, and Thread Jam monthly. Most recently, Block Blast was updated on June 6, 2026 and Thread Jam on September 25, 2026.

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