# Imakoko vs SEIBI

The clearest difference is in-app purchases: Imakoko at none against SEIBI's 1. SEIBI's advantage is update cadence (every 2 days vs every 14 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SEIBI sells 1 in-app purchase, starting at $0.99 per month. Imakoko asks for nothing beyond the download.

Imakoko ships an update every 14 months, SEIBI every 2 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Imakoko | SEIBI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 4 MB | 37 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [tatsuyuki shibuya](https://appshunter.io/developer/1639823174) | [Daisuke Hanano](https://appshunter.io/developer/945362806) |

## What reviewers say

### Imakoko

[App page](https://appshunter.io/ios/app/imakoko/id1643914022)

**Features:** macOS Compatibility

**In-app purchases:** none


### SEIBI

[App page](https://appshunter.io/ios/app/seibi/id6737248176)

Manage your car's maintenance history and inspection schedules in one place. This app helps you keep track of regular check-ups and part replacements to maintain optimal vehicle performance.

**Highlights:** Record maintenance history, Edit maintenance items, Aggregate maintenance costs, Visualize costs with bar graphs, iCloud backup (subscription)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額会員 | $0.99 | per month |


## Frequently asked questions

### Is Imakoko free?

Imakoko is free to download, with no in-app purchases.

### Is SEIBI free?

SEIBI is free to download, with in-app purchases available.

### Do Imakoko or SEIBI have ads?

Neither Imakoko nor SEIBI shows ads.

### Which is updated more often, Imakoko or SEIBI?

Imakoko ships an update every 14 months, and SEIBI every 2 days. Most recently, Imakoko was updated on October 27, 2026 and SEIBI on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*