Comparison

Flow Fill! vs Lock Tangle

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

Head to head
About

Flow Fill!

This physics-based puzzle game challenges you to predict how liquid flows through connected tanks. Drag numbered balls to lock in your predictions and watch the simulation unfold. Master the logic to progress through increasingly difficult levels.

Highlights
  • Predictive liquid flow puzzles
  • Physics-based simulation
  • Progressive difficulty
  • Intuitive drag-and-drop controls
  • Real-time visual feedback
  • Logic-testing gameplay
Features
Read full description

Flow Fill! Predict the Flow, Master the Logic Think you can outsmart the flow? Pour Orders is a clever physics-based puzzle game where every level challenges your ability to predict how liquid moves through connected tanks. Your mission is simple but deceptive: decide which tank will fill first, and which ones follow. Drag the numbered order balls onto the empty tanks to lock in your prediction. Then watch the water flow in real-time and see if your logic holds up. One wrong move? The level resets. No mercy, only reasoning. Features: Unique flow-based puzzles that test real intuition Satisfying water simulation with clear visual feedback Progressive difficulty that sharpens your brain Simple controls, deep challenge Perfect for quick sessions or long strategy runs This is not a guessing game. This is logic under pressure. Can you read the pipes, predict the path, and pour in the correct order? Download Pour Orders and prove your brain can keep up with the flow.

About

Lock Tangle

Arrange keys into matching slots within a confined space. Strategically drag keys through gaps to unlock chests, but be mindful that some moves can block access for remaining keys. Clear the board before the timer runs out to succeed.

Highlights
  • Key and slot matching puzzles
  • Strategic key placement
  • Board clearing challenges
  • Time-based gameplay
  • Unlockable chests
Features
Read full description

Keys and locked chests are packed into a tight space. Drag a key through the gaps and place it into a matching slot. Some moves open new space, while others block access for the remaining keys. Each chest unlocks only when all of its slots are filled. Clear the board before time runs out.

Screenshots

Flow Fill!4 screens
Lock Tangle4 screens

Verdict

The call

The clearest difference is update cadence: Lock Tangle at every 4 days against Flow Fill!'s every 3 weeks. Lock Tangle also leads on ratings volume (23 vs 4). On price, rating, 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

On the App Store both sit at effectively the same score — 4.3 for Flow Fill! against 4.3 for Lock Tangle. That said, the two scores are not equally well evidenced: Lock Tangle has 23 ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

Flow Fill! ships an update every 3 weeks, Lock Tangle every 4 days. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

Scorecard2 real differences · 8 level
Flow Fill! versus Lock Tangle: the parameters behind the verdict, then further details
ParameterFlow Fill!Lock Tangle
PriceFreeFree
Rating4.3 (4 ratings)4.3 (23 ratings)
Positive reviews66.7% of reviews—
Number of ratings423 — better
Update frequencyEvery 3 weeksEvery 4 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size310 MB220 MB
Age rating4+12+
DeveloperFundora GamesCan Hulagu

Customer experience

Flow Fill!

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

Lock Tangle

All ratings23 ratings
Positive82.6%
Neutral4.3%
Negative13.0%

In-app purchases

None

Flow Fill!

No in-app purchases

None

Lock Tangle

No in-app purchases

Questions

Is Flow Fill! free?
Flow Fill! is free to download, with no in-app purchases.
Is Lock Tangle free?
Lock Tangle is free to download, with no in-app purchases.
Which has better reviews, Flow Fill! or Lock Tangle?
Flow Fill! and Lock Tangle are both rated 4.3 out of 5 on the App Store, from 4 and 23 ratings respectively.
Do Flow Fill! or Lock Tangle have ads?
Both Flow Fill! and Lock Tangle show ads.
Which is updated more often, Flow Fill! or Lock Tangle?
Flow Fill! ships an update every 3 weeks, and Lock Tangle every 4 days. Most recently, Flow Fill! was updated on October 4, 2026 and Lock Tangle on October 2, 2026.

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