Comparison

Human Resource Machine vs Bridge Constructor Portal

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

Head to head
About

Human Resource Machine

Solve puzzles by programming office workers to automate tasks. Progress through levels by successfully completing jobs and getting promoted. This game makes programming accessible and fun for everyone, even those new to coding.

Highlights
  • Program office workers
  • Solve logic puzzles
  • Automate tasks
  • Progress through levels
  • Learn programming concepts
  • Extra challenges for experts
Features
Currently charting
Read full description

Program little office workers to solve puzzles. Be a good employee! The machines are coming... for your job. - Included in the 'App Store Best of 2016'. - A worldwide App Store Editors’ Choice. - Winner of Excellence in Innovation by the International Mobile Gaming Awards. Human Resource Machine is a puzzle game for nerds. In each level, your boss gives you a job. Automate it by programming your little office worker. If you succeed, you'll be promoted up to the next level for another year of work in the vast office building. Congratulations! Don't worry if you've never programmed before - programming is just puzzle solving. If you strip away all the 1's and 0's and scary squiggly brackets, programming is simple, logical, beautiful, and something that anyone can understand and have fun with! Are you already an expert? There will be extra challenges for you. From the creators of World of Goo and Little Inferno. Have fun! Management is watching. REVIEWS: “Amidst the trend of instant gratification that the internet and gaming as a whole has perpetuated, having a game that both excels in its puzzles and also challenges your wider perception of it is commendable, and makes Human Resource Machine exponentially essential.” - Touch Arcade 5/5 “Sometimes a game catches you by surprise. Be it with its ingenuity, its style, or its sense of humor. Other times a game catches you with all three, like Human Resource Machine.” - Gamezebo 9/10 "Human Resource Machine Could Be The App Of The Year” - Mobile n’ Apps

About

Bridge Constructor Portal

Construct bridges, ramps, and slides in a science lab environment. Utilize iconic gadgets like portals and gels to guide vehicles through challenging test chambers while avoiding hazards. Solve physics puzzles with guidance from a familiar AI.

Highlights
  • Bridge and ramp construction
  • Portal gadget integration
  • Physics-based puzzles
  • Hazard evasion
  • GLaDOS voice guidance
  • Test chamber challenges
Features
Read full description

Enter the Aperture Science Enrichment Center and experience Bridge Constructor Portal – the unique merging of the classic Portal™ and Bridge Constructor™ games. As a new employee in the Aperture Science test lab, it's your job to build bridges, ramps, slides, and other constructions in 60 test chambers and get the Bendies safely across the finish line in their vehicles. Make use of the many Portal gadgets, like portals, propulsion gel, repulsion gel, aerial faith plates, cubes, and more to bypass the sentry turrets, acid pools and laser barriers, solve switch puzzles, and make it through the test chambers unscathed. Let Ellen McLain, the original voice of GLaDOS, guide you through the tutorial, and learn all the tips and tricks that make a true Aperture Science employee. The bridge is a lie! Features: - The merging of two worlds: the first Bridge Constructor™ with an official Portal™ license - Create complex constructions in the Aperture Science labs - Let GLaDOS accompany you through tricky physics adventures - Use portals, aerial faith plates, propulsion gel, repulsion gel, and much more to master the complicated tasks - Evade dangers such as sentry turrets, emancipation grills, laser fields, and acid - Help your Bendies cross the finish line – on their own or in a convoy PORTAL PROFICIENCY DLC Bridge Constructor Portal receives a fresh DLC as hot as a potato: Portal Proficiency Return to the Aperture Science Enrichment Center and experience a brand-new challenge. Finally, you are now able to not only construct bridges, but you can even place portals yourself! It’s just like the real thing! Face up to 30 brain-teasing, remarkably unsafe test chambers in three chapters. Create insane constructions and decide where to place portals to show if you really are proficient in working with Portals. Only the bravest and smartest participants will succeed and receive the Golden Condolence Letter. Features • New Aperture Science test series with 30 brand new, brain-teasing levels • New feature: place the portals in the new test chambers yourself!

Screenshots

Human Resource Machine4 screens
Bridge Constructor Portal4 screens

Verdict

The call

The clearest difference is in-app purchases: Human Resource Machine at none against Bridge Constructor Portal's 1. Human Resource Machine also leads on iOS requirement (8.0 vs 13.0). Bridge Constructor Portal's advantage is rating (4.8 vs 4.5) and price ($1.99 vs $4.99). On review sentiment, update cadence, ads 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

Human Resource Machine costs $4.99 and Bridge Constructor Portal $1.99 up front. Bridge Constructor Portal sells 1 one-off in-app purchase. Human Resource Machine asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Bridge Constructor Portal holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Bridge Constructor Portal has 4.1K ratings behind it against 416, so its average is the more settled of the two. Written reviews point the same way: 80% of Human Resource Machine's written reviews are positive against 84% of Bridge Constructor Portal's.

UpkeepUpdate frequency

Human Resource Machine ships an update every 5 weeks, Bridge Constructor Portal every 2 months. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 6 level
Human Resource Machine versus Bridge Constructor Portal: the parameters behind the verdict, then further details
ParameterHuman Resource MachineBridge Constructor Portal
Price$4.99$1.99 — better
Rating4.5 (416 ratings)4.8 (4.1K ratings) — better
Positive reviews80.1% of reviews84.5% of reviews — better
Number of ratings4164.1K — better
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidPaid
Best chart rank#53 — better#54
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size133 MB196 MB
Age rating9+4+
DeveloperExperimental Gameplay GroupHeadup GmbH

Customer experience

Human Resource Machine

All ratings416 ratings
Positive85.1%
Neutral6.7%
Negative8.2%
Written reviews387 reviews
Positive80.1%
Neutral7.8%
Negative12.1%

Bridge Constructor Portal

All ratings4,075 ratings
Positive95.3%
Neutral1.7%
Negative2.9%
Written reviews670 reviews
Positive84.5%
Neutral6.1%
Negative9.4%

User reviews

Human Resource Machine

From 416 App Store ratings

What we love

  • 🚀 Challenging puzzles
  • 👍 Engaging gameplay
  • 💡 Teaches programming concepts
  • 🎨 Quirky visuals and humor

Room to improve

  • 🐛 Bugs in certain levels
  • 🔁 Repetitive gameplay
  • 🔇 No option to play own music
  • 🔀 Issues with screen rotation

Bridge Constructor Portal

From 4.1K App Store ratings

What we love

  • 🚀 Excellent physics engine
  • 👍 Engaging Portal-themed puzzles
  • 😄 Hilarious GlaDOS commentary
  • 🤖 Seamless integration of Portal elements
  • 💰 Good value for money

Room to improve

  • 🐛 Occasional save data loss issues
  • 🤔 Difficulty ramps up too quickly
  • 🕹️ Controls can be finicky on smaller screens
  • 🎨 Lack of customization options

Bugs and requests

Human Resource Machine

Reported bugs

3 issues
  • Level 20 expecting incorrect output
  • Scrolling issues causing commands to move
  • Crashing on iOS 14 update

Requested features

3 requests
  • More levels and challenges
  • Ability to save progress across devices
  • Hints or solution guides for stuck players

Bridge Constructor Portal

Reported bugs

2 issues
  • Ads appearing in paid version
  • Inconsistent performance on older devices

Requested features

4 requests
  • Level editor and custom level sharing
  • Leaderboards and challenge modes
  • Ability to skip tutorial levels
  • Cloud sync support for cross-device progress

In-app purchases

None

Human Resource Machine

No in-app purchases

1 purchases

Bridge Constructor Portal

One-time1
  • Portal Proficiency$1.99

Questions

Is Human Resource Machine free?
Human Resource Machine costs $4.99, with no in-app purchases.
Is Bridge Constructor Portal free?
Bridge Constructor Portal costs $1.99, and also offers in-app purchases.
Which has better reviews, Human Resource Machine or Bridge Constructor Portal?
Bridge Constructor Portal is rated higher. Human Resource Machine averages 4.5 out of 5 from 416 ratings, while Bridge Constructor Portal averages 4.8 from 4.1K ratings.
Do Human Resource Machine or Bridge Constructor Portal have ads?
Neither Human Resource Machine nor Bridge Constructor Portal shows ads.
Which is updated more often, Human Resource Machine or Bridge Constructor Portal?
Human Resource Machine ships an update every 5 weeks, and Bridge Constructor Portal every 2 months. Most recently, Human Resource Machine was updated on October 19, 2026 and Bridge Constructor Portal on October 18, 2026.
Which is more popular, Human Resource Machine or Bridge Constructor Portal?
Human Resource Machine currently peaks at #53 in the App Store charts, and Bridge Constructor Portal at #54. Chart position reflects recent download velocity rather than total install base.

Other comparisons