Mars vs Hang Line
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Mars
Embark on a thrilling space adventure as a volunteer on a mission to Mars. Pilot a jetpack to explore the Martian surface, capture unique selfies, and navigate the challenges of interplanetary travel. Prove the doubters wrong and make history on this groundbreaking expedition.
- Explore Mars on a jetpack
- Take selfies on Mars
- Avoid Rapid Unscheduled Disassemblies
- Discover Martian sights
- Volunteer for a space mission
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MarsCorp is ready to take the first group of volunteers on an exciting mission to Mars! Fly around Mars in one of our brand new jetpacks and discover what’s out there. As part of the “Put A Human On Mars No Matter What” program, we are proud to announce that MarsCorp is the first company cutting enough corners to make human flights to Mars finally viable. So-called “professional” astronauts will tell you things like “No sane person would travel across space on that thing” or “The fuel on that jetpack lasts about 30 seconds”, but you can prove them wrong! Here’s your chance to make history! - Explore Mars on a jetpack. - Take selfies on Mars's greatest sightings. - Avoid Rapid Unscheduled Disassemblies. - Have fun!
Hang Line
Embark on an extreme rope swing adventure up treacherous icy mountains. Use your grappling hook to rescue survivors while dodging falling hazards and escaping mountain predators. Unlock special gear and helicopters to reach new heights.
- Grappling hook mechanics
- Survivor rescue missions
- Dodge falling hazards
- Unlockable helicopters and gadgets
- Multiple mountain environments and levels
- Endless mountain modes
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Grapple hook your way up fiendish icy mountains in this unique action-packed climbing game where disaster can strike at any moment! BE THE HERO - armed with your trusty grappling hook, risk it all to RESCUE SURVIVORS from researchers to royalty, as the mountain falls apart around you. GRAPPLE and SWING over treacherous terrain – DODGE falling boulders, ice, and molten lava, and ESCAPE from the clutches of billy goats and deadly mountain lions. Game Features - Swing high – 5 dangerous mountain environments with over 50 levels - The grapple that keeps on giving – 4 endless mountain modes - Rescue in style – unlock special helicopters to take you to the peaks - Save the Queen – Over 90 unique characters to find and rescue - Don’t forget to stretch – Lightning fast acrobatic stunts - Always be prepared – earn high-tech gadgets like jetpacks and stasis fields ------------------------------------------------------------------- Hang Line VIP Service Subscription Terms and Conditions: Compliment your mountaineering enthusiasm and skill with the Hang Line VIP service! You can even try before you buy – take this pro climber kit for a swing with a free 3 day trial! Priced at 3.99 USD, this weekly subscription gives you multiple advantages, from tech-y tools to player perks: [Free VIP Character] Unlock Gadget-Man [Free VIP Helicopter] Unlock Gadget-Mobile [Free Gadgets] Day 1 - Day 6: Radar (1), Thruster (1), Repulsor (1), Stasis Field (1), Grip-Hook (1) Day 7: Radar (3), Thruster (3), Repulsor (3), Stasis Field (3), Grip-Hook (3) This price is for United States customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. How this subscription is processed – please read the TERMS below: (1) Payment will be charged to iTunes Account at confirmation of purchase. (2) Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. (3) Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. (4) Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. (5) Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy Policy: https://terms.yodo1.com/privacy/ios/com.yodo1.hangline/en/ Terms of Use: https://terms.yodo1.com/terms-of-service/ios/com.yodo1.hangline/en/
Screenshots
Verdict
The clearest difference is monetization model: Mars at free with in-app purchases against Hang Line's subscription. Mars also leads on review sentiment (91% vs 68%) and rating (4.8 vs 4.6). On price, ratings volume, update cadence and ads 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. Mars sells 10 one-off in-app purchases and Hang Line sells 11 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Mars holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 22K and 18K respectively. Written reviews point the same way: 91% of Mars's written reviews are positive against 68% of Hang Line's.
Mars ships an update monthly, Hang Line every 3 weeks. Both last shipped on November 1, 2026.
| Parameter | Mars | Hang Line |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (22K ratings) — better | 4.6 (18K ratings) |
| Positive reviews | 90.7% of reviews — better | 68.5% of reviews |
| Number of ratings | 22K — better | 18K |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Subscription |
| Devices | iPhone, iPad, iPod, Apple TV — better | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 256 MB | 743 MB |
| Age rating | 9+ | 4+ |
| Developer | Pomelo Games | Yodo1 Games |
Customer experience
Mars
Hang Line
User reviews
Mars
From 22K App Store ratingsWhat we love
- 🚀 Simple and addictive gameplay
- 👍 Relaxing and calming experience
- 👍 Variety of unique characters with different themes
- 👍 Optional ads that provide rewards
- 👍 Offline playability
Room to improve
- 🐛 Occasional crashes and bugs
- 🔁 Repetitive and can get boring over time
- 🔁 Lack of difficulty progression
- 🔁 Duplicate character unlocks can be frustrating
Hang Line
From 18K App Store ratingsWhat we love
- 🚀 Fun and addictive gameplay
- 👍 Challenging levels with new mechanics
- 💡 Unique swinging mechanics
- 👍 Smooth and polished gameplay
- 👍 No intrusive ads
Room to improve
- 🐛 Occasional crashes or freezes
- 🐛 Progression issues (unable to unlock new levels)
- 🔋 Battery drain issues
- 💰 Microtransactions for power-ups
- 📜 Lack of English language support
Bugs and requests
Mars
Reported bugs
3 issues- Crashes when taking selfies
- Streak resets when returning to a previous level
- Inconsistent controls and fuel usage
Requested features
4 requests- Add new planets and environments to explore
- Introduce different gameplay modes (e.g., time trials, challenges)
- Allow players to customize platforms and backgrounds
- Implement a way to revisit previous levels
Hang Line
Reported bugs
4 issues- Levels not unlocking properly after completion
- Coins/currency disappearing after earning in endless mode
- Game freezing on loading screens
- Incorrect level completion percentages
Requested features
5 requests- More levels and worlds to explore
- Additional character and helicopter customization options
- Ability to disable ads by paying a one-time fee
- Syncing progress across multiple devices
- More varied gameplay modes (e.g., racing, endless, etc.)
In-app purchases
Mars
- Arnold$0.99
- Little Martha$0.99
- Marselot$0.99
Show 7 moreShow fewer
- Nigiri$0.99
- Ufo$0.99
- Discman$0.99
- Kestrel 5$0.99
- Eagle$0.99
- Stephen$3.99
- El Dorado$3.99
Hang Line
- Hang Line VIP Service3 Days trial$3.997 Days
- Handful of gold coins$0.99
- Radar$0.99
- Thruster$0.99
Show 7 moreShow fewer
- Grip-Hook$0.99
- Repulsor$0.99
- Stasis Field$0.99
- Starter Pack$0.99
- Ice blast$0.99
- Bucket of gold coins$1.99
- Survival Pack$1.99









