Comparison

Lock Jam vs Caterpillars!

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

Head to head
About

Lock Jam

Engage in a satisfying puzzle challenge by sliding and matching keys to unlock various locks. This game offers unlimited levels with increasing difficulty and a relaxing yet challenging design suitable for all ages.

Highlights
  • Addictive puzzle gameplay
  • One-hand controls
  • Unlimited levels
  • Increasing difficulty
  • Satisfying lock & key mechanics
  • Relaxing design
Features
Read full description

Get ready to unlock endless fun with Lock Jam - the ultimate puzzle challenge that’s simple to play but hard to master! Slide, match, and unlock keys to clear locks in a satisfying way. With unlimited levels, fresh challenges, and exciting mechanics, there’s always something new to discover. Features: Addictive puzzle gameplay with easy one-hand controls Unlimited levels with increasing difficulty Satisfying lock & key mechanics Relaxing yet challenging design for all ages Whether you’re looking for a quick break or hours of brain-teasing fun, Lock Jam is the perfect puzzle companion. Can you unlock them all?

About

Caterpillars!

Guide colorful caterpillars into matching cocoons in this relaxing puzzle adventure. Solve hundreds of levels by strategically moving the caterpillars to clear the board and prepare them for transformation. Easy to learn but challenging to master, it offers endless fun for puzzle enthusiasts.

Highlights
  • Colorful puzzle adventure
  • Unique caterpillar control gameplay
  • Strategic logic puzzles
  • Relaxing and satisfying transformation visuals
  • Easy to learn, hard to master
  • Hundreds of levels
Features
Read full description

Caterpillars – A Colorful Puzzle Adventure Embark on a relaxing yet brain-teasing puzzle journey! Guide playful caterpillars into their matching cocoons, clear the board, and watch them prepare to transform into butterflies. With intuitive drag-and-drop controls and hundreds of colorful puzzles, Caterpillars is easy to pick up but challenging to master. How to Play • Drag & Guide – Pull from the head or tail of the caterpillar to move it. • Match Colors – Each caterpillar must enter the cocoon of the same color. • Collect & Clear – Drop the caterpillar into its cocoon to complete the level. Features • Colorful Puzzle Adventure – Relaxing yet challenging gameplay. • Unique Gameplay – Control caterpillars of different colors and lengths. • Strategic Brain Teasers – Each level tests your logic and puzzle-solving skills. • Relaxing & Satisfying – Watch caterpillars transform into butterflies. • Easy to Play, Hard to Master – Great for both casual players and puzzle enthusiasts. • Endless Fun – Play anytime, anywhere, for a quick break or a long puzzle session. Download Caterpillars today and prove your puzzle-solving skills!

Screenshots

Lock Jam4 screens
Caterpillars!4 screens

Verdict

The call

Lock Jam and Caterpillars! both sit at 4.6 stars, but that hides the real split: 83% of Lock Jam's written reviews are positive against 64% of Caterpillars!'s. On price, rating, ratings volume and update cadence 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. Lock Jam sells 15 one-off in-app purchases and Caterpillars! sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Lock Jam against 4.7 for Caterpillars!. Both are backed by a comparable volume of ratings — 272 and 574 respectively. Written reviews are what separate them: 83% of Lock Jam's written reviews are positive against 64% of Caterpillars!'s.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level
Lock Jam versus Caterpillars!: the parameters behind the verdict, then further details
ParameterLock JamCaterpillars!
PriceFreeFree
Rating4.6 (272 ratings)4.7 (574 ratings) — better
Positive reviews83.3% of reviews — better63.6% of reviews
Number of ratings272574 — better
Update frequencyEvery 2 weeksEvery 2 weeks
AdsYesYes
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
Size284 MB196 MB
Age rating9+4+
DeveloperUDO GAMES OYUN YAZILIM ANONIM SIRKETIRocketship Studios LLP

Customer experience

Lock Jam

All ratings273 ratings
Positive87.9%
Neutral4.8%
Negative7.3%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

Caterpillars!

All ratings572 ratings
Positive91.8%
Neutral5.1%
Negative3.1%
Written reviews11 reviews
Positive63.6%
Neutral18.2%
Negative18.2%

In-app purchases

15 purchases

Lock Jam

One-time15
  • 1000 Gold$0.99
  • Fail Bundle$3.99
  • 5000 Gold$3.99
Show 12 more
  • No Ads$4.99
  • Starter Pack$5.99
  • 10000 Gold$6.99
  • Golden Ticket$9.99
  • No Ads Bundle$9.99
  • Mini Bundle$9.99
  • No-Ads Bundle$10.99
  • 25000 Gold$17.99
  • com.udo.lock.medium$19.99
  • Large Bundle$29.99
  • 50000 Gold$34.99
  • 100000 Gold$69.99
12 purchases

Caterpillars!

One-time12
  • Coin Pack 1$1.99
  • Fail Offer$4.99
  • Remove Ads$7.99
Show 9 more
  • Coin Pack 2$7.99
  • Small Bundle$9.99
  • Remove Ads Bundle$11.99
  • Coin Pack 3$14.99
  • Medium Bundle$19.99
  • Coin Pack 4$29.99
  • Large Bundle$29.99
  • Coin Pack 5$54.99
  • Coin Pack 6$99.99

Questions

Is Lock Jam free?
Lock Jam is free to download, with in-app purchases available.
Is Caterpillars! free?
Caterpillars! is free to download, with in-app purchases available.
Which has better reviews, Lock Jam or Caterpillars!?
Caterpillars! is rated higher. Lock Jam averages 4.6 out of 5 from 272 ratings, while Caterpillars! averages 4.7 from 574 ratings.
Do Lock Jam or Caterpillars! have ads?
Both Lock Jam and Caterpillars! show ads.
Which is updated more often, Lock Jam or Caterpillars!?
Lock Jam ships an update every 2 weeks, and Caterpillars! every 2 weeks. Most recently, Lock Jam was updated on October 24, 2026 and Caterpillars! on October 30, 2026.

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