# SubMemo vs FirstSeed Planner

The clearest difference is update cadence: FirstSeed Planner at every 3 days against SubMemo's fortnightly. SubMemo's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SubMemo sells 1 in-app purchase, starting at $19.99 per year and FirstSeed Planner sells 3 in-app purchases, starting at $3.49 per month. Whichever you choose, the download price is not the number that matters.

SubMemo ships an update fortnightly, FirstSeed Planner every 3 days. The most recent releases landed on September 27, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SubMemo | FirstSeed Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/firstseed-planner/id6802022248/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 81.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 32 MB | 41 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [HIROKI TOMIMURA](https://appshunter.io/developer/1891060238) | [FirstSeed Inc](https://appshunter.io/developer/1321260277) |

## What reviewers say

### SubMemo

[App page](https://appshunter.io/ios/app/submemo-subscription-tracker/id6770262066)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Yearly | $19.99 | per year |


### FirstSeed Planner

[App page](https://appshunter.io/ios/app/firstseed-planner/id6802022248)

Organize your day with a single-page view of your calendar, notes, and to-do list. Seamlessly integrate existing calendars and add photos or formatted text to your notes. Unfinished tasks can be carried over to the next day.

**Highlights:** Single-page daily view, Integrates with existing calendars, Add photos and formatted notes, Carry over unfinished tasks, Search across events, notes, and reminders, Export to PDF and Markdown, Customizable display options

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.49 | per month |
| Pro Yearly | $29.99 | per year |
| Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is SubMemo free?

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

### Is FirstSeed Planner free?

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

### Do SubMemo or FirstSeed Planner have ads?

Neither SubMemo nor FirstSeed Planner shows ads.

### Which is updated more often, SubMemo or FirstSeed Planner?

SubMemo ships an update fortnightly, and FirstSeed Planner every 3 days. Most recently, SubMemo was updated on September 27, 2026 and FirstSeed Planner on October 12, 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.*