# 秘書さん vs Checklist Ultra

The clearest difference is in-app purchases: 秘書さん at none against Checklist Ultra's 4. 秘書さん also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). Checklist Ultra's advantage is update cadence (every 4 days vs every 6 weeks). On price and device support there is nothing between them.

Both are free to download. Checklist Ultra sells 4 in-app purchases, starting at $1.99 per 7 days. 秘書さん asks for nothing beyond the download.

秘書さん ships an update every 6 weeks, Checklist Ultra every 4 days. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 秘書さん | Checklist Ultra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/checklist-ultra-shared-todo/id6757340607/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 56 MB | 87 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [mere LLC (Apps)](https://appshunter.io/developer/1683373425) | [Native](https://appshunter.io/developer/1674756856) |

## What reviewers say

### 秘書さん

[App page](https://appshunter.io/ios/app/id6448060624)

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

**In-app purchases:** none


### Checklist Ultra

[App page](https://appshunter.io/ios/app/checklist-ultra-shared-todo/id6757340607)

Organize tasks with topics, folders, and tags for quick scanning. Set reminders and sync with your calendar. Collaborate in real-time and create repeating routines with progress reports.

**Highlights:** Topics, folders, and tags for organization, Push notifications and alarm reminders, Calendar synchronization, Real-time collaboration, Repeating routines with progress reports

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Weekly | $1.99 | per 7 days |
| Plus Monthly | $2.99 | per month |
| Plus Yearly | $19.99 | per year |
| Plus Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is 秘書さん free?

秘書さん is free to download, with no in-app purchases.

### Is Checklist Ultra free?

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

### Do 秘書さん or Checklist Ultra have ads?

Checklist Ultra shows ads; 秘書さん does not.

### Which is updated more often, 秘書さん or Checklist Ultra?

秘書さん ships an update every 6 weeks, and Checklist Ultra every 4 days. Most recently, 秘書さん was updated on November 3, 2026 and Checklist Ultra on November 10, 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.*