# Oshi Log｜Fan Support App vs Tensei Algorithm

The clearest difference is in-app purchases: Tensei Algorithm at none against Oshi Log｜Fan Support App's 3. Tensei Algorithm also leads on update cadence (every 5 days vs fortnightly). Oshi Log｜Fan Support App's advantage is ads (none vs shown) and iOS requirement (16.0 vs 26.2). On price and device support there is nothing between them.

Both are free to download. Oshi Log｜Fan Support App sells 3 in-app purchases, starting at $2.99 per 7 days. Tensei Algorithm asks for nothing beyond the download.

Oshi Log｜Fan Support App ships an update fortnightly, Tensei Algorithm every 5 days. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Oshi Log｜Fan Support App | Tensei Algorithm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/oshi-logfan-support-app/id6746085816/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 29 MB |
| Requires iOS | **16.0** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [hashimoto ryouya](https://appshunter.io/developer/1684907824) | [KAORU IMAI](https://appshunter.io/developer/1890363790) |

## What reviewers say

### Oshi Log｜Fan Support App

[App page](https://appshunter.io/ios/app/oshi-logfan-support-app/id6746085816)

This app helps fans meticulously record and relive their favorite idol's activities. Track events, merchandise purchases, and fan pilgrimages with timeline and map views. Engage with AI-powered chat reactions from your idol to enhance your fan experience.

**Highlights:** Record Oshi activities in a timeline, Save and view pilgrimages on a map, AI chat reactions from your Oshi, Receive surprise messages based on posts, Social media-like memory display

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | per 7 days |
| サブスクリプション（１ヶ月） | $5.99 | per month |
| 広告非表示 | $59.99 | per year |


### Tensei Algorithm

[App page](https://appshunter.io/ios/app/tensei-algorithm/id6761587481)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Oshi Log｜Fan Support App free?

Oshi Log｜Fan Support App is free to download, with in-app purchases available.

### Is Tensei Algorithm free?

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

### Do Oshi Log｜Fan Support App or Tensei Algorithm have ads?

Tensei Algorithm shows ads; Oshi Log｜Fan Support App does not.

### Which is updated more often, Oshi Log｜Fan Support App or Tensei Algorithm?

Oshi Log｜Fan Support App ships an update fortnightly, and Tensei Algorithm every 5 days. Most recently, Oshi Log｜Fan Support App was updated on October 1, 2026 and Tensei Algorithm on October 5, 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.*