# IISFREE vs Checklist Ultra

The clearest difference is rating: Checklist Ultra at 5.0 against IISFREE's 3.0. Checklist Ultra also leads on update cadence (every 4 days vs every 2 months). IISFREE's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume 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. IISFREE asks for nothing beyond the download.

Checklist Ultra holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

IISFREE ships an update every 2 months, Checklist Ultra every 4 days. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | IISFREE | Checklist Ultra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/iisfree/id1173416960/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/checklist-ultra-shared-todo/id6757340607/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 172 MB | 87 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seyoung Electronics Inc.](https://appshunter.io/developer/910401294) | [Native](https://appshunter.io/developer/1674756856) |

## What reviewers say

### IISFREE

[App page](https://appshunter.io/ios/app/iisfree/id1173416960)

This application allows for the zoned management of smart home devices in villas and similar residences. It integrates with smart products to control lighting, temperature, curtains, and security cameras. Users can activate pre-set scenes for effortless device adjustments.

**Highlights:** Zoned smart device management, Lighting circuit control, Indoor temperature control, Electric curtain operation, Security camera monitoring, Scene-based automation

**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 IISFREE free?

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

### Is Checklist Ultra free?

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

### Which has better reviews, IISFREE or Checklist Ultra?

Checklist Ultra is rated higher. IISFREE averages 3.0 out of 5 from 2 ratings, while Checklist Ultra averages 5.0 from 1 ratings.

### Do IISFREE or Checklist Ultra have ads?

Checklist Ultra shows ads; IISFREE does not.

### Which is updated more often, IISFREE or Checklist Ultra?

IISFREE ships an update every 2 months, and Checklist Ultra every 4 days. Most recently, IISFREE was updated on November 2, 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.*