Comparison

Chain Factory vs Piston Stack Run

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

Head to head
About

Chain Factory

Create your own unique chains from various materials. Watch your creation grow and sell it for increasing rewards. This game offers a relaxing and satisfying experience with simple tap controls.

Highlights
  • Create custom chains
  • Sell chains for rewards
  • Relaxing gameplay
  • Easy tap controls
  • Satisfactory process
Features
Read full description

Take a time off from your daily routine and make your very own chain using all sorts of materials. Watch it get longer and longer and sell it whenever you like, rewards will be better every time! Features: - Relaxing - Easy to play - Tap to speed up - Satisfactory process

About

Piston Stack Run

Aim and shoot knots at targets, then transform into a powerful drill to conquer screw-drilling challenges. Master fire rate and range gates to advance and unlock new levels. Experience stunning visuals and an engaging storyline in this action-packed game.

Highlights
  • Precision knot shooting
  • Screw drilling challenges
  • Unlockable levels and opponents
  • Fire rate and range gate mechanics
  • Stunning visuals and sound effects
  • Engaging storyline
Features
Read full description

Your mission? Aim with precision and shoot those knots straight at the challenging targets that await you. But beware, it won't be a walk in the park! To master the game, you'll need to hone your aim, timing, and tactical prowess. As you progress and improve your knot-shooting skills, you'll unlock new challenges and face tougher opponents. Are you up for the challenge? But that's not all! The excitement reaches new heights as you advance to the captivating cut scenes. Brace yourself as you transform into a powerful drill, and it's your chance to showcase your expertise in drilling screws! The drill levels are directly tied to your knot-shooting prowess, so the better you perform in shooting knots, the mightier the drill becomes! Can you handle the pressure and prove yourself as the ultimate drilling champion? To add even more spice to the gameplay, we've introduced fire rate and range gates! Mastering these elements will elevate your gaming skills to new levels. Show off your dexterity by managing your fire rate, and prove that you're a true sharpshooter by nailing those difficult range gates. The satisfaction of hitting your target with absolute precision is incomparable! Get ready to be captivated by the stunning visuals, mesmerizing sound effects, and an engaging storyline that will keep you hooked for hours on end. The challenges are unique, and the gameplay is designed to test your reflexes, concentration, and ability to strategize under pressure. So, are you prepared to embrace the role of the hand and drill your way to victory? Show the world your shooting and drilling prowess, and take your place as a true gaming legend! Are you up for the challenge? Get ready to embark on an unforgettable gaming journey that will keep you entertained for hours on end. Sharpen your aim, steady your hand, and let the adventure begin! Do you have what it takes to become the ultimate knot-shooting and drilling master? Only time will tell, so gear up and get ready to experience the excitement that awaits you in this action-packed gaming sensation!

Screenshots

Chain Factory4 screens
Piston Stack Run4 screens

Verdict

The call

The clearest difference is rating: Piston Stack Run at 4.5 against Chain Factory's 3.8. Piston Stack Run also leads on ratings volume (12 vs 4). On price, update cadence, ads 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Piston Stack Run holds the better App Store score, 4.5 against 3.8. Both are backed by a comparable volume of ratings — 4 and 12 respectively.

UpkeepUpdate frequency

Chain Factory ships an update every 2 weeks, Piston Stack Run every 10 days. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.

Scorecard2 real differences · 8 level
Chain Factory versus Piston Stack Run: the parameters behind the verdict, then further details
ParameterChain FactoryPiston Stack Run
PriceFreeFree
Rating3.8 (4 ratings)4.5 (12 ratings) — better
Positive reviews100.0% of reviews
Number of ratings412 — better
Update frequencyEvery 2 weeksEvery 10 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size170 MB252 MB
Age rating4+9+
DeveloperNEVERENDING GAMES LLCEla Game

Customer experience

Chain Factory

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Piston Stack Run

All ratings12 ratings
Positive91.7%
Neutral0.0%
Negative8.3%

In-app purchases

None

Chain Factory

No in-app purchases

None

Piston Stack Run

No in-app purchases

Questions

Is Chain Factory free?
Chain Factory is free to download, with no in-app purchases.
Is Piston Stack Run free?
Piston Stack Run is free to download, with no in-app purchases.
Which has better reviews, Chain Factory or Piston Stack Run?
Piston Stack Run is rated higher. Chain Factory averages 3.8 out of 5 from 4 ratings, while Piston Stack Run averages 4.5 from 12 ratings.
Do Chain Factory or Piston Stack Run have ads?
Both Chain Factory and Piston Stack Run show ads.
Which is updated more often, Chain Factory or Piston Stack Run?
Chain Factory ships an update every 2 weeks, and Piston Stack Run every 10 days. Most recently, Chain Factory was updated on September 9, 2026 and Piston Stack Run on September 15, 2026.

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