Portal vs Stretch Robot
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Portal
Engage in a physics-based puzzle adventure across numerous test chambers. Each level presents unique objectives to challenge your problem-solving skills in this addictive game.
- Physics-based gameplay
- Multiple test chambers
- Varied level objectives
- Addictive puzzle solving
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Loosely base on the game Portal by Valve, this fun and addicting physics game takes you through many levels of test chambers, each with a different objective.
Stretch Robot
Control a robot with extendable arms to solve physics-based puzzles. Stretch, grab, and swing to overcome obstacles like spikes and gaps using smart thinking and elastic mechanics. Enjoy handcrafted levels with a casual pace, perfect for quick, engaging brain teasers.
- Physics-based puzzle gameplay
- Stretch mechanics
- Handcrafted levels
- Logic challenges
- Casual pace
- Intuitive physics
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Stretch your robot’s arms, grab objects, and solve clever physics-based puzzles. Every level challenges your logic, timing, and understanding of elastic mechanics. Simple controls, satisfying solutions, and a smooth difficulty curve. In Stretch Robot: Physics Puzzle, you control a small robot with extendable arms. Your goal is to stretch, grab, swing, and interact with the environment to overcome obstacles and reach the goal. Spikes, saws, gaps, and tricky layouts stand in your way — brute force won’t help, only smart thinking. The game is built around intuitive physics mechanics: elastic arms behave naturally, objects react realistically, and each puzzle has multiple possible approaches. Short levels make the game perfect for quick sessions, while increasing complexity keeps your brain engaged. Features: • Physics-based puzzle gameplay with stretch mechanics • Dozens of handcrafted levels with growing difficulty • Easy to learn, hard to master logic challenges • Casual pace with no timers or pressure • Clean visuals and smooth animations This is a casual puzzle game for players who enjoy thinking, experimenting, and finding elegant solutions. Stretch your limits, solve the puzzles, and help the robot reach its destination.
Screenshots
Verdict
The clearest difference is rating: Stretch Robot at 4.7 against Portal's 3.9. Portal's advantage is ads (none vs shown) and update cadence (monthly vs every 4 months). On price, review sentiment, ratings volume 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
Both are free to download. Portal sells 4 one-off in-app purchases and Stretch Robot sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Stretch Robot holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 50 and 125 respectively. Written reviews point the same way: 55% of Portal's written reviews are positive against 57% of Stretch Robot's.
Portal ships an update monthly, Stretch Robot every 4 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.
| Parameter | Portal | Stretch Robot |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (50 ratings) | 4.7 (125 ratings) — better |
| Positive reviews | 54.7% of reviews | 57.1% of reviews — better |
| Number of ratings | 50 | 125 — better |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 24 MB | 185 MB |
| Age rating | 4+ | 9+ |
| Developer | Charles Younger | TOO LUNAPP |
Customer experience
Portal
Stretch Robot
Bugs and requests
Portal
Reported bugs
9 issues- Platform moves with button click
- Seesaw puzzle impossible
- Companion cube moves with platform
- Blue portal not movable
- Game won't open level one
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- Can't click on levels
- Doesn't display correctly on iPhone 4
- Stuck on scene 2 level 13
- Some buttons don't work
Requested features
6 requests- Add Portal music
- Animate thrown objects
- Thin the turret
- Update the game
- Allow turning iPhone to control ball
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- Add actual Portal button sound
Stretch Robot
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Portal
- Tip the Developer - Small Tip$0.99
- Tip the Developer - Nice Tip!$1.99
- Tip the Developer - Generous Tip!$4.99
Show 1 moreShow fewer
- Tip the Developer - Amazing Tip!$9.99
Stretch Robot
- Remove Ads$0.99
Questions
Is Portal free?
Is Stretch Robot free?
Which has better reviews, Portal or Stretch Robot?
Do Portal or Stretch Robot have ads?
Which is updated more often, Portal or Stretch Robot?
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