IISFREE vs Checklist Ultra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IISFREE
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.
- Zoned smart device management
- Lighting circuit control
- Indoor temperature control
- Electric curtain operation
- Security camera monitoring
- Scene-based automation
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IISFREE 是广州世荣电子股份有限公司针对别墅等，需要分区管理家庭智能设备，而推出的一款应用。配合旗下IISFREE品牌的智能产品，主要实现，灯光回路，室内温控系统，电动窗帘，安防监控摄像机等智能设备的控制。根据用户需要设定的使用场景，一键或情景触发式完成智能设备的控制调节。
Checklist Ultra
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.
- Topics, folders, and tags for organization
- Push notifications and alarm reminders
- Calendar synchronization
- Real-time collaboration
- Repeating routines with progress reports
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Checklist Ultra is the ultra-simple way to plan, remember, and finish—solo or together. Turn any messy to-do list into clear Topics you can scan in seconds. Because the goal isn’t more lists—it’s more time for what matters. WHY IT’S DIFFERENT • Organize instantly: Topics + Folders + Tags (filter in one tap) • Never miss a thing: push notifications + alarm-style reminders • Calendar sync: see tasks alongside your schedule • Real-time collaboration: share a topic and check off together • Routines that reset: daily/weekly/monthly repeats, progress, and reports From groceries to projects, Checklist Ultra is a 10x upgrade over plain checklists. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | IISFREE | Checklist Ultra |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 172 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | Seyoung Electronics Inc. | Native |
Customer experience
IISFREE
Checklist Ultra
In-app purchases
IISFREE
No in-app purchases
Checklist Ultra
- Plus Weekly3 Days trial$1.997 Days
- Plus Monthly3 Days trial$2.991 Month
- Plus Yearly3 Days trial$19.991 Year
- Plus Lifetime$39.99
