iBuilder vs Jump Line
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
iBuilder
This is a creative building game where you can construct anything you imagine using over 60 block types. Design entire cities with customizable terrain, realistic graphics, and dynamic environmental effects.
- Build castles, docks, mansions, and more
- Over 60 different block types
- Random terrain generation
- Customizable island size and vegetation
- 360-degree camera control
- Realistic water, sky, and sun effects
- Save up to 3 worlds
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iBuilder is the ultimate building game! Build castles, docks, mansions, seawalls, towers, and anything else you can imagine. Use over 60 different types of blocks to build your own city and your own world! iBuilder is an incredible construction game that features: - Random terrain generation - Choose the number of islands and their height and width - Choose the number of vegetation on each island With iBuilder, you can quickly design an entire city with blocks, using our simple interface. You can move the camera 360 degrees, zoom, and pan in all directions. The game features realistic water effects, sky movement, and the sun even rotates throughout the day! The building materials are cement, brick, glass, tile, grass, bushes, rusted steel, stainless steel, gravel, dirt, sand, rock, and much more! iBuilder features: - Slots to save 3 worlds - Choose any block texture you want - Advanced OpenGL graphics with shading - Music and sound effects - High-resolution textures - Made for all iOS devices iBuilder is brought to you by the makers of iRollerCoaster and iBASEjump. Have fun with iBuilder and build your dreams!
Jump Line
Guide a blue ball by drawing lines to make it bounce and avoid obstacles like spikes and walls. Collect bonuses as you navigate through increasingly challenging levels. This game offers simple controls with a high skill ceiling.
- Draw lines to control ball movement
- Avoid falling spikes and walls
- Collect in-game bonuses
- Easy to learn, hard to master gameplay
- Physics-based challenges
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Draw lines with your finger to bounce the blue ball around. Avoid hitting falling spinning spikes & spiky walls while Collect bonuses. It is super easy to start and hard to master. Enjoy this new game from Spooky House Studios!
Screenshots
Verdict
The clearest difference is review sentiment: Jump Line at 60% against iBuilder's 16%. Jump Line also leads on rating (4.5 vs 2.3) and update cadence (every 3 months vs every 29 months). iBuilder's advantage is ratings volume (11 vs 2). On price, ads, 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
Both are free to download. iBuilder sells 1 one-off in-app purchase and Jump Line sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Jump Line holds the better App Store score, 4.5 against 2.3. That said, the two scores are not equally well evidenced: iBuilder has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 16% of iBuilder's written reviews are positive against 60% of Jump Line's.
iBuilder ships an update every 29 months, Jump Line every 3 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.
| Parameter | iBuilder | Jump Line |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (11 ratings) | 4.5 (2 ratings) — better |
| Positive reviews | 16.0% of reviews | 60.0% of reviews — better |
| Number of ratings | 11 — better | 2 |
| Update frequency | Every 29 months | Every 3 months — better |
| Ads | No | No |
| 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 | 15.6 | 5.1.1 — better |
| Further details — not scored | ||
| Size | 18 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Sea Venture LLC | Spooky House Studios UG (haftungsbeschraenkt) |
Customer experience
iBuilder
Jump Line
Bugs and requests
iBuilder
Reported bugs
2 issues- Blocks disappearing after placement
- Inability to delete or move placed blocks
Requested features
3 requests- Ability to modify terrain
- Addition of characters and wildlife
- More building options and tools
Jump Line
Not enough reviews yet to summarise bugs or requests.
In-app purchases
iBuilder
- iBuilder$1.99
Jump Line
- Ad Free Version$1.99
