Comparison

Loop Master vs Red Key, Blue Key

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

Head to head
About

Loop Master

Engage in a relaxing puzzle experience that combines color sorting with a unique conveyor belt mechanic. Strategically match and sort colorful cubes and cards into their corresponding crates without any time pressure. Enjoy a calm, satisfying gameplay loop that clears your mind.

Highlights
  • Conveyor belt sorting mechanic
  • No timers or pressure
  • Satisfying color matching and merging
  • Strategic planning and space management
  • Undo, Shuffle, and Extra tools
  • Offline play
Features
Read full description

Loop Master: Color Jam Sort is a relaxing puzzle with a fresh conveyor twist—blending colorful sorting, clever crate filling, and smooth loop logic into one calm, satisfying experience. A Cozy Conveyor Loop with No Timers and No Rush In Loop Master: Color Jam Sort, you sort colorful cubes and cards into matching crates while a gentle conveyor loop keeps everything in motion. There are no timers, no pressure—just pure, satisfying gameplay that clears your head while you clear the board. If you love sorting puzzles with unique mechanics and cozy vibes, this one's for you. Sorting That Never Stands Still This isn't your average color sort. The loop keeps things rolling, so timing, order, and space matter just as much as matching the right colors. Every piece moves, and every decision shapes the flow. One Loop, One Goal Every move is about keeping the conveyor flowing, matching colors smartly, and making the most of a tight space. Tap to send cubes onto the belt and set the loop in motion. Pieces ride the loop until they find a crate that matches, and gathering four of the same color in one crate merges them into a single finished piece. The conveyor can only hold so many groups at once, so keep an eye on that space. If the belt fills up and you're out of moves, the round ends. Every open slot changes what you can do next, so leaving room is part of the puzzle. Plan ahead, control the flow, and enjoy that little rush every time a perfect merge clicks into place. Handy Tools for When Things Get Tight When the conveyor starts to crowd, three simple tools can help you find your way out. Undo lets you pull a card off the belt and back into its box—perfect when you want to rethink your last move. Shuffle swaps the order of colors inside a single crate, giving you a fresh setup without changing the board. And if you need a little extra breathing room, Extra adds a new slot right where you need it, opening up more options when space is running low. Easy to Pick Up, Relaxing to Come Back To Loop Master: Color Jam Sort starts simple, but the loop keeps every level feeling fresh as you go. Tighter layouts push you to make smarter sorting calls, while trickier card ladders add a welcome layer of challenge. Some levels ask you to think further ahead, where one early choice shapes the whole board. Why You'll Love It A fresh conveyor loop twist makes every sort feel alive, and clean, low-randomness puzzles mean good planning actually pays off. It's perfect for a quick breather, with enough depth for longer sessions, and you can play offline whenever and wherever you like. It's a great fit for fans of color sorting, card puzzles, and calm brain games. Ready to clear the loop and find your flow? Download Loop Master: Color Jam Sort and settle into a sorting puzzle built on calm strategy and satisfying progress. Clear the Loop. Match the Card. Sort the Cube. Terms of Service: https://orangeonelimited.com/useragreement.html Privacy Policy: https://orangeonelimited.com/privacy.html

About

Red Key, Blue Key

Features
Read full description

Red Key, Blue Key is a retro, grid-based puzzle game for puzzle fans. Play levels, create your own and challenge friends!

Screenshots

Loop Master4 screens
Red Key, Blue Key3 screens

Verdict

The call

The clearest difference is in-app purchases: Red Key, Blue Key at none against Loop Master's 17. Red Key, Blue Key also leads on ads (none vs shown). Loop Master's advantage is update cadence (fortnightly vs every 2 months) and chart position (#90 vs unranked). On price, device support and iOS requirement 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. Loop Master sells 17 one-off in-app purchases. Red Key, Blue Key asks for nothing beyond the download.

UpkeepUpdate frequency

Loop Master ships an update fortnightly, Red Key, Blue Key every 2 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 7 level
Loop Master versus Red Key, Blue Key: the parameters behind the verdict, then further details
ParameterLoop MasterRed Key, Blue Key
PriceFreeFree
Rating4.9 (8.1K ratings) — better—
Positive reviews32.5% of reviews—
Number of ratings8.1K — better—
Update frequencyFortnightly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#90 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size317 MB85 MB
Age rating4+4+
DeveloperOrange One LimitedJesse Nicholas

In-app purchases

17 purchases

Loop Master

One-time17
  • Challenge Bundle$0.99
  • ROCKET SALE 1$0.99
  • Mini Coin Pack$1.99
Show 14 more
  • Beginner Bundle$1.99
  • Starter Lite Kit$2.99
  • Supply Plus Kit$4.99
  • Puzzle Pro Kit$7.99
  • Value Coin Gamebox$7.99
  • Pass$9.99
  • Challenge Bundle$9.99
  • ROCKET SALE$9.99
  • Master Bundle$9.99
  • Saver Coin Deal$14.99
  • Mega Bundle$19.99
  • Supreme Booster Kit$29.99
  • Ultra Master Kit$49.99
  • Ultimate Puzzle Kit$99.99
None

Red Key, Blue Key

No in-app purchases

Questions

Is Loop Master free?
Loop Master is free to download, with in-app purchases available.
Is Red Key, Blue Key free?
Red Key, Blue Key is free to download, with no in-app purchases.
Do Loop Master or Red Key, Blue Key have ads?
Loop Master shows ads; Red Key, Blue Key does not.
Which is updated more often, Loop Master or Red Key, Blue Key?
Loop Master ships an update fortnightly, and Red Key, Blue Key every 2 months. Most recently, Loop Master was updated on October 16, 2026 and Red Key, Blue Key on October 9, 2026.

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