Comparison

Sorting Stacks vs Pencil Loop!

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

Head to head
About

Sorting Stacks

A fast-paced color-matching puzzle game where players launch colored characters to smash matching blocks. Strategize your launches to clear the grid before the timer runs out and avoid filling the board.

Highlights
  • Color-coded character launching
  • Matching block-smashing
  • Timed gameplay
  • Strategy-based challenges
  • Fast-paced action
Features
Read full description

Clear the blocks. Master the chaos. Welcome to Sorting Stacks!, a fast-paced color-matching puzzle where reflexes and strategy collide. Your mission is simple—yet addictively challenging: Load & Launch Vibrant character lines wait at the bottom. Tap and hold to send each color-coded character onto the moving conveyor. Time your release so they shoot through the correct launcher and smash matching blocks above. Shatter Every Block The top grid is packed with multicolored cubes. Match colors perfectly to blast them away before the timer runs out. One wrong move and the board fills up fast!

About

Pencil Loop!

Engage in a relaxing art puzzle game where you guide pencil boxes through a loop to sharpen and color them. Reveal vibrant hidden images step by step with simple logic and satisfying animations. Enjoy hundreds of handcrafted levels for a calming yet addictive experience.

Highlights
  • Sharpen and color pencil boxes
  • Reveal hidden colorful images
  • Hundreds of handcrafted levels
  • Relaxing, no-timer gameplay
  • Offline play
  • Simple one-touch controls
Features
Read full description

Pencil Loop! is a relaxing and satisfying puzzle game where you sharpen pencils, move objects through a loop, and reveal colorful images step by step. Designed for fans of casual puzzle games, Pencil Loop combines smooth visuals with simple logic mechanics for a calming yet addictive experience. This color match puzzle game is easy to play but challenging to master. Each level introduces new patterns, color combinations, and loop mechanics that keep the gameplay fresh and engaging. How to Play Move pencil boxes through the loop, sharpen and color them correctly, and reveal the hidden picture underneath. Every action matters. Plan your moves, solve the puzzle, and complete the artwork. Pencil Loop is perfect for players who enjoy logic puzzles, color puzzles, and sort-style puzzle games. Features -Simple one-touch controls for easy puzzle gameplay -Relaxing puzzle experience with no timers or pressure -Satisfying reveal mechanics and smooth animations -Hundreds of handcrafted puzzle levels -Offline puzzle game – play anytime, anywhere -Casual gameplay suitable for all ages Why Play Pencil Loop? If you like relaxing puzzle games, loop puzzles, or satisfying brain games, Pencil Loop offers a unique twist with art-based progression. It blends the calming feel of casual puzzle games with the challenge of logic and sorting puzzles. Whether you want to relax, train your brain, or enjoy a visually satisfying puzzle game, Pencil Loop is the perfect choice. Free Puzzle Game Pencil Loop is free to play with optional in-app purchases. Download now and enjoy one of the most satisfying puzzle games designed for relaxation, focus, and fun.

Screenshots

Sorting Stacks4 screens
Pencil Loop!4 screens

Verdict

The call

Sorting Stacks and Pencil Loop! both sit at 4.7 stars, but that hides the real split: 39% of Pencil Loop!'s written reviews are positive against 0% of Sorting Stacks's. Pencil Loop! also leads on ratings volume (687 vs 49). Sorting Stacks's advantage is in-app purchases (none vs 10). On price, rating, update cadence and ads 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. Pencil Loop! sells 10 one-off in-app purchases. Sorting Stacks asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Sorting Stacks against 4.7 for Pencil Loop!. That said, the two scores are not equally well evidenced: Pencil Loop! has 687 ratings behind it against 49, so its average is the more settled of the two. Written reviews are what separate them: 0% of Sorting Stacks's written reviews are positive against 39% of Pencil Loop!'s.

UpkeepUpdate frequency

Sorting Stacks ships an update fortnightly, Pencil Loop! every 10 days. The most recent releases landed on August 17, 2026 and September 4, 2026 respectively.

Scorecard4 real differences · 6 level
Sorting Stacks versus Pencil Loop!: the parameters behind the verdict, then further details
ParameterSorting StacksPencil Loop!
PriceFreeFree
Rating4.7 (49 ratings)4.7 (687 ratings) — better
Positive reviews0.0% of reviews39.3% of reviews — better
Number of ratings49687 — better
Update frequencyFortnightlyEvery 10 days — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size228 MB496 MB
Age rating4+12+
DeveloperEla GameRollic Games

Customer experience

Sorting Stacks

All ratings31 ratings
Positive83.9%
Neutral6.5%
Negative9.7%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Pencil Loop!

All ratings603 ratings
Positive91.4%
Neutral3.8%
Negative4.8%
Written reviews28 reviews
Positive39.3%
Neutral17.9%
Negative42.9%

In-app purchases

None

Sorting Stacks

No in-app purchases

10 purchases

Pencil Loop!

One-time10
  • Coin Pack 1$1.99
  • Rescue Offer$4.99
  • Coin Pack 2$7.99
Show 7 more
  • Mini Bundle$9.99
  • Coin Pack 3$14.99
  • Medium Bundle$19.99
  • Super Offer$29.99
  • Coin Pack 4$29.99
  • Coin Pack 5$54.99
  • Coin Pack 6$99.99

Questions

Is Sorting Stacks free?
Sorting Stacks is free to download, with no in-app purchases.
Is Pencil Loop! free?
Pencil Loop! is free to download, with in-app purchases available.
Which has better reviews, Sorting Stacks or Pencil Loop!?
Pencil Loop! is rated higher. Sorting Stacks averages 4.7 out of 5 from 49 ratings, while Pencil Loop! averages 4.7 from 687 ratings.
Do Sorting Stacks or Pencil Loop! have ads?
Both Sorting Stacks and Pencil Loop! show ads.
Which is updated more often, Sorting Stacks or Pencil Loop!?
Sorting Stacks ships an update fortnightly, and Pencil Loop! every 10 days. Most recently, Sorting Stacks was updated on August 17, 2026 and Pencil Loop! on September 4, 2026.

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