Comparison

Build a Bridge! vs Poly Bridge 3

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

Head to head
About

Build a Bridge!

A physics-based puzzle game where you design and build bridges using various materials. Test your creations in 3D to see if they hold up under pressure, with multiple levels and environments to explore.

Highlights
  • Physics-based bridge construction
  • Choose from wood, metal, and cables
  • 86 challenging levels
  • Realistic physics engine
  • 3D testing mode
  • Easy mode for creativity
Features
Read full description

Build a Bridge! is a complex yet approachable physics-based puzzle game. It tasks the player with creating more and more elaborate bridges across multiple levels. You will have to choose the proper materials, using creativity and logic to stay within required budget and create a strong construction. During the planning phase the game presents itself with a simple, 2D interface. It is there that you select the best materials for your bridge and connect the dots to make the most resilient structure you can. You can approach each level as a complex puzzle, trying to be as efficient as possible and get the best solution. But don't be afraid to experiment too. You can just go crazy and construct something that looks outrageous but still somehow works. There's fun in both of these approaches. When you're done, switch to the 3D mode and watch a car drive through your bridge. Will it hold? Or will you watch a spectacular crash? In addition to the normal mode the game features the easy mode for more relaxed gameplayed, focused on creativity and improvisation. You can also use in-game hint system if things get too hard. With 86 levels to construct you will not run out of things to do quickly. Game features: - Different materials to build from - Wood, Metal, Cables - 86 levels of increasingly difficult puzzles - Varied, detailed environments full of interactive elements - Multiple cars to test out your constructions - Realistic physics engine - Beautiful, stylised art style - Available in 13 languages IGRS rating: 13+

About

Poly Bridge 3

A physics-based puzzle game where you design and build bridges to guide vehicles to their destinations. Explore diverse levels, experiment with different bridge types, and test your engineering creativity in open-world and sandbox modes.

Highlights
  • Build various bridge types
  • Physics-based simulation
  • Open World Campaign
  • Sandbox mode for creativity
  • Leaderboards and player gallery
  • Custom physics engine
Features
Read full description

Try before you buy! No ads. In app purchase unlocks full game. Poly Bridge 3 is a puzzle game where building bridges is key. Get vehicles to their destination by testing your engineering and problem solving skills. Suspension bridges, draw-bridges, multi-level bridges, crazy almost-bridges, bridges, bridges, bridges! Explore the new Open World Campaign with a dozen worlds and 150+ new levels. Jumps, Hydraulics, ‘Normal’ Bridges, and more giving you hours of gameplay to enjoy! Take a flying leap in Vaulty Towers or flex those hydraulic muscles in Bifrost Bend! Let your engineering creativity flow with no restrictions in Sandbox mode, allowing you to push your bridge building skills to the limit. Challenge yourself with improving your rank on the Leaderboards and check out other player solutions in the Gallery! Our custom physics engine gives total control, reliability, and accuracy to your bridges. Sleep easy at night knowing your bridges will perform consistently every time!

Screenshots

Build a Bridge!4 screens
Poly Bridge 34 screens

Verdict

The call

The clearest difference is rating: Build a Bridge! at 4.6 against Poly Bridge 3's 3.9. Build a Bridge! also leads on ratings volume (26K vs 126). Poly Bridge 3's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 months). On price, review sentiment, in-app purchases and monetization model 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. Build a Bridge! sells 10 one-off in-app purchases and Poly Bridge 3 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Build a Bridge! holds the better App Store score, 4.6 against 3.9. That said, the two scores are not equally well evidenced: Build a Bridge! has 26K ratings behind it against 126, so its average is the more settled of the two. Written reviews complicate that: 59% of Build a Bridge!'s written reviews are positive against 67% of Poly Bridge 3's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Build a Bridge! ships an update every 2 months, Poly Bridge 3 every 4 days. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
Build a Bridge! versus Poly Bridge 3: the parameters behind the verdict, then further details
ParameterBuild a Bridge!Poly Bridge 3
PriceFreeFree
Rating4.6 (26K ratings) — better3.9 (126 ratings)
Positive reviews59.0% of reviews67.0% of reviews — better
Number of ratings26K — better126
Update frequencyEvery 2 monthsEvery 4 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size325 MB492 MB
Age rating12+4+
DeveloperBoomBit, Inc.Dry Cactus

Customer experience

Build a Bridge!

All ratings25,979 ratings
Positive90.3%
Neutral4.7%
Negative5.0%
Written reviews1,421 reviews
Positive59.0%
Neutral7.5%
Negative33.4%

Poly Bridge 3

All ratings126 ratings
Positive66.7%
Neutral10.3%
Negative23.0%
Written reviews94 reviews
Positive67.0%
Neutral12.8%
Negative20.2%

User reviews

Build a Bridge!

From 26K App Store ratings

What we love

  • 🚀 Addictive gameplay
  • 👍 Realistic physics
  • 🚀 No WiFi required
  • 🚀 Good graphics
  • 👍 Teaches engineering concepts

Room to improve

  • 🐛 Frequent crashes
  • 💰 Excessive ads and in-app purchases
  • 🤯 Extremely difficult levels
  • 🤔 Unrealistic bridge scenarios
  • 🤯 Confusing mechanics

Poly Bridge 3

From 126 App Store ratings

What we love

  • 👍 Fun and engaging gameplay
  • 🧠 Challenging and makes you feel like an engineer
  • ✨ Great physics
  • 😌 Relaxing and pure fun
  • 📱 Good for mobile

Room to improve

  • 🐛 Game-breaking bug with hydraulics
  • 🔇 No audio in silent mode
  • ⭐ Unclear requirement to get stars
  • 🧰 Limits creativity and bad snapping
  • 💸 Paid full game after free trial

Bugs and requests

Build a Bridge!

Reported bugs

3 issues
  • Progress not saving properly
  • Game freezing and crashing
  • Ads causing the game to malfunction

Requested features

5 requests
  • More levels and content updates
  • Controller support
  • Easier difficulty mode
  • Less intrusive ads
  • Ability to build bridges freely without restrictions

Poly Bridge 3

Reported bugs

12 issues
  • Game breaking bug where hydraulics won’t pull asphalt apart
  • No audio when in silent mode
  • No audio
  • Game kept bugging, wouldn’t let me place anything in the sandbox
  • Game Center can’t reconnect after reinstalling
Show 7 more
  • The example hydraulics level doesn’t let me do anything
  • When game resources accumulate, the game completely freezes
  • Game crashes or freezes before even starting
  • Black screen issues
  • Random game freezes
  • Inconsistent content in exhibition hall
  • Exploiting bugs for unrealistic operations

Requested features

9 requests
  • Turn off silent mode to hear game audio
  • Add workshop and ability to share bridges
  • Bring weekly mode to iOS
  • Allow players to upload levels for others to play
  • Add an Olympics mode
Show 4 more
  • Add Garcello with a mint green limousine
  • Add content like chemistry, physics, and mathematics games
  • Add user-made levels to iOS version
  • Add a way to upload Steam workshop levels to iOS version

In-app purchases

10 purchases

Build a Bridge!

One-time10
  • Easy Mode$0.99
  • Small Coins Pack2 variants$1.99
  • Space World$1.99
Show 7 more
  • Easy Mode$2.99
  • Remove Ads$2.99
  • Welcome Offer Unlock All$4.99
  • Welcome Offer - Starter Pack$4.99
  • Orient World$5.99
  • Welcome Offer - Constructor$9.99
  • Unlock All$9.99
1 purchases

Poly Bridge 3

One-time1
  • Unlock All$4.99

Questions

Is Build a Bridge! free?
Build a Bridge! is free to download, with in-app purchases available.
Is Poly Bridge 3 free?
Poly Bridge 3 is free to download, with in-app purchases available.
Which has better reviews, Build a Bridge! or Poly Bridge 3?
Build a Bridge! is rated higher. Build a Bridge! averages 4.6 out of 5 from 26K ratings, while Poly Bridge 3 averages 3.9 from 126 ratings.
Do Build a Bridge! or Poly Bridge 3 have ads?
Build a Bridge! shows ads; Poly Bridge 3 does not.
Which is updated more often, Build a Bridge! or Poly Bridge 3?
Build a Bridge! ships an update every 2 months, and Poly Bridge 3 every 4 days. Most recently, Build a Bridge! was updated on September 25, 2026 and Poly Bridge 3 on September 21, 2026.

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