Loop Sort vs Pen Stacks
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Loop Sort
Engage in an addictive truck puzzle game where you tap to release cubes onto a conveyor. Match and sort them to clear lines and overcome challenging obstacles. Progress through levels with unique mechanics that test your sorting skills.
- Tap to release cubes
- Automatic sorting on conveyor
- Match and clear lines
- Overcome tricky obstacles
- Progress through levels
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Get ready for a fun and addictive truck puzzle challenge! Tap once to send the cubes from the truck onto the conveyor and watch them sort automatically. Match, clear, and progress through exciting levels filled with tricky obstacles! How to play: Tap the truck to release cubes onto the conveyor. Sort and match the cubes to clear the line. Outsmart unique obstacles that keep every level fresh. Obstacles you’ll face: Hidden Blocks – reveal what’s behind them to continue. Curtains – sort the required color to lift them. Ice Blocks – break through to free the cubes. Barriers – prevent cubes inside from going out, but allow new cubes to enter. Simple to play, hard to master! Can you clear them all?
Pen Stacks
Match same-colored pencils and stack them to guide them to the sharpener. Navigate through levels filled with blockers. A colorful and engaging puzzle experience awaits.
- Match same-colored pencils
- Stack pencils
- Guide pencils to sharpener
- Overcome blockers
- Colorful puzzle gameplay
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Your mission is simple: match the same-colored pencils, stack them, and lead them to the sharpener! Watch out for blockers!
Screenshots
Verdict
The clearest difference is in-app purchases: Pen Stacks at none against Loop Sort's 18. Pen Stacks also leads on iOS requirement (13.0 vs 15.0). Loop Sort's advantage is ratings volume (21K vs 21) and chart position (#42 vs unranked). On price, rating, ads 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
Both are free to download. Loop Sort sells 18 one-off in-app purchases. Pen Stacks asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Loop Sort against 4.9 for Pen Stacks. That said, the two scores are not equally well evidenced: Loop Sort has 21K ratings behind it against 21, so its average is the more settled of the two.
| Parameter | Loop Sort | Pen Stacks |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (21K ratings) | 4.9 (21 ratings) — better |
| Positive reviews | 48.8% of reviews | — |
| Number of ratings | 21K — better | 21 |
| Update frequency | Every 3 days | — |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Best chart rank | #42 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 334 MB | 156 MB |
| Age rating | 4+ | 12+ |
| Developer | Voodoo | Kaliba Games & Technologies Inc. |
Customer experience
Loop Sort
Pen Stacks
In-app purchases
Loop Sort
- Pack 1$0.99
- Gold Pack 1$1.99
- Tiny Coin Pack$1.99
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- Piggy Bank$1.99
- Pack 2$1.99
- Pack 3$2.99
- Coin Rush$2.99
- Pack 4$3.99
- Starter Bundle$4.99
- Fail Offer$4.99
- Small Bundle$4.99
- Small Bundle$5.99
- Paris Offer$7.99
- Small Coin Pack$7.99
- No Ads Pack$9.99
- Medium Bundle$12.99
- Medium Coin Pack$14.99
- Big Bundle$26.99
Pen Stacks
No in-app purchases
