# FirstSeed Calendar vs 語ログ（カタログ）

The clearest difference is in-app purchases: 語ログ（カタログ） at none against FirstSeed Calendar's 2. 語ログ（カタログ） also leads on ads (none vs shown) and iOS requirement (16.0 vs 26.0). FirstSeed Calendar's advantage is device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. FirstSeed Calendar sells 2 in-app purchases, starting at $2.99 per month. 語ログ（カタログ） asks for nothing beyond the download.

FirstSeed Calendar ships an update every 8 days, 語ログ（カタログ） every 9 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | FirstSeed Calendar | 語ログ（カタログ） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (337 ratings)](https://appshunter.io/ios/app/firstseed-calendar/id1321260278/reviews)** | — |
| Number of ratings | **337** | — |
| Positive reviews | 80.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 9 days |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 34 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [FirstSeed Inc](https://appshunter.io/developer/1321260277) | [FPT Software Company Limited](https://appshunter.io/developer/1229331919) |

## What reviewers say

### FirstSeed Calendar

[App page](https://appshunter.io/ios/app/firstseed-calendar/id1321260278)

A powerful scheduling app that manages both events and reminders. It offers innovative calendar views, interactive widgets for various iOS versions, and seamless syncing with Apple's Calendar and Reminders apps. An optional paid upgrade unlocks advanced features like natural language event processing and drag-and-drop functionality.

**Highlights:** Interactive and lock-screen widgets, Full-featured month, week, and list views, Event and reminder management, Natural language event processing (paid), Drag & drop event manipulation (paid), Apple Watch support, Syncs with Apple Calendar and Reminders

**Features:** Family Sharing, Apple Watch app, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Donation | $2.99 | per month |
| Pro Version | $9.99 | one-time |


### 語ログ（カタログ）

[App page](https://appshunter.io/ios/app/1on1/id6763236237)

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

**In-app purchases:** none


## Frequently asked questions

### Is FirstSeed Calendar free?

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

### Is 語ログ（カタログ） free?

語ログ（カタログ） is free to download, with no in-app purchases.

### Do FirstSeed Calendar or 語ログ（カタログ） have ads?

FirstSeed Calendar shows ads; 語ログ（カタログ） does not.

### Which is updated more often, FirstSeed Calendar or 語ログ（カタログ）?

FirstSeed Calendar ships an update every 8 days, and 語ログ（カタログ） every 9 days. Most recently, FirstSeed Calendar was updated on October 29, 2026 and 語ログ（カタログ） on October 28, 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.*