# FirstSeed Calendar vs TurtleWiz PackCheck

The clearest difference is ads: TurtleWiz PackCheck at none against FirstSeed Calendar's shown. TurtleWiz PackCheck also leads on iOS requirement (18.0 vs 26.0). FirstSeed Calendar's advantage is update cadence (every 8 days vs every 3 weeks) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. FirstSeed Calendar sells 2 in-app purchases, starting at $2.99 per month and TurtleWiz PackCheck sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

FirstSeed Calendar ships an update every 8 days, TurtleWiz PackCheck every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FirstSeed Calendar | TurtleWiz PackCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (336 ratings)](https://appshunter.io/ios/app/firstseed-calendar/id1321260278/reviews)** | — |
| Number of ratings | **336** | — |
| Positive reviews | 80.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 471 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FirstSeed Inc](https://appshunter.io/developer/1321260277) | [HOBEEC](https://appshunter.io/developer/465035845) |

## 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 |


### TurtleWiz PackCheck

[App page](https://appshunter.io/ios/app/turtlewiz-packcheck/id6811309237)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $5.99 | one-time |


## Frequently asked questions

### Is FirstSeed Calendar free?

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

### Is TurtleWiz PackCheck free?

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

### Do FirstSeed Calendar or TurtleWiz PackCheck have ads?

FirstSeed Calendar shows ads; TurtleWiz PackCheck does not.

### Which is updated more often, FirstSeed Calendar or TurtleWiz PackCheck?

FirstSeed Calendar ships an update every 8 days, and TurtleWiz PackCheck every 3 weeks. Most recently, FirstSeed Calendar was updated on October 26, 2026 and TurtleWiz PackCheck on October 24, 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.*