PoBo World vs Mass Gravity
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
PoBo World
Design custom tracks to guide a character through challenging levels. Experience physics-based gameplay with unique puzzles and obstacles across multiple worlds. Earn rewards to unlock hints and personalize your character.
- Custom track creation
- Physics-based gameplay
- 60 challenging levels
- 3 distinct worlds
- Unlockable hints
- Character customization
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Embark on an Epic Adventure with PoBo! PoBo World - the highly anticipated adventure-puzzle game - is finally here! Craft your own unique tracks to guide PoBo to his destination. Then, sit back and watch as he tumbles, bumps, and rolls through your creation, brought to life with stunning real-time physics. EXPERIENCE INCREDIBLE GAMEPLAY, GRAPHICS, & SOUND Journey through 60 challenging levels across 3 beautifully designed worlds. Each puzzle is a unique test of skill, demanding precise solutions to overcome the dangers that lie ahead. Be on the lookout for deadly obstacles like holes, water, fire, and treacherous chasms that could spell doom for PoBo! REWARDS & CUSTOMIZATION Successfully completing levels will earn you gold coins, which can be used to unlock helpful hints and customize your PoBo character, making your adventure truly your own.
Mass Gravity
Bend space-time with a touch in this minimalist physics puzzle. Create temporary gravitational fields to guide masses, requiring precise timing and placement. Navigate increasingly complex levels where understanding motion and force is key.
- Minimalist physics puzzle gameplay
- Create temporary gravitational fields
- Guide masses by influencing their paths
- Focus on timing and placement
- Increasingly complex levels
- Sense force and read motion
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Gravity Mass is a minimalist physics puzzle where your touch bends space-time itself. Tap the screen to create a temporary gravitational field that pulls nearby masses off their paths and draws them together. You don’t control the objects directly; you influence them. Pull too hard and chaos emerges. Too weak, and nothing merges. Timing and placement are everything. Each level introduces denser fields, more masses, and increasingly fragile equilibria. Gravity Mass isn’t about speed or reflexes. It’s about reading motion, sensing force, and intervening at the right moment.
Screenshots
Verdict
The clearest difference is ads: PoBo World at none against Mass Gravity's shown. PoBo World also leads on iOS requirement (12.0 vs 15.0). Mass Gravity's advantage is update cadence (every 4 days vs every 31 months). On price, rating, review sentiment and ratings volume 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. PoBo World sells 3 one-off in-app purchases and Mass Gravity sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for PoBo World against 5.0 for Mass Gravity. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
PoBo World ships an update every 31 months, Mass Gravity every 4 days. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.
| Parameter | PoBo World | Mass Gravity |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 31 months | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 302 MB | 137 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Zinnbauer | Cihan Toraman |
Customer experience
PoBo World
Mass Gravity
In-app purchases
PoBo World
- 1000 gold$0.99
- 3000 gold$1.99
- 5000 gold$2.99
Mass Gravity
- Remove Ads$1.99
