# Smero — The 3D maze planet adventure

> The 3D maze planet adventure (iPhone/iPad app by NOBORU IMAI.)

- Source: https://appshunter.io/ios/app/smero/id1529528253 (this page in markdown: same URL + `.md`)
- Developer: [NOBORU IMAI](https://appshunter.io/developer/896071356)
- Category: Games, Education, Adventure, Puzzle
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 13.6 · 76 MB
- Languages: American English, Japanese
- Released: 2020-09-02
- Data updated: 2026-09-09
- User reviews in markdown: https://appshunter.io/ios/app/smero/id1529528253/reviews.md

## What is Smero?

"Smero" is a 3D maze game.
The maze is built on a surface of planet like Sphere, Cylinder, Cube or Torus shape.
The difficulty can be selected in five levels for each maze shape.
If you succeed in the goal, the selectable level increases one.

As a option, Star, Keyhole, Heart and Clover shape maze are added.

And more, you can make free shape maze in a single stroke drawing after purchasing "Drawing Maze".

The operation is so easy that children and senior citizens can enjoy it.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Option Maze | $1.99 | one-time |
| Drawing Maze | $1.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2020-09-02

No release notes.

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## More apps by NOBORU IMAI

- [awFEM](https://appshunter.io/ios/app/awfem/id929303572)
- [TeMo](https://appshunter.io/ios/app/temo/id952420245)
- [Fomcal](https://appshunter.io/ios/app/fomcal/id954145664)
- [TriMeshImager](https://appshunter.io/ios/app/trimeshimager/id961385818)
- [MazeImager](https://appshunter.io/ios/app/mazeimager/id983458885)
- [KansuImager](https://appshunter.io/ios/app/kansuimager/id1038267740)

All apps by NOBORU IMAI: https://appshunter.io/developer/896071356

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-09.*