# AC Infinity vs ThinkLess AI

The clearest difference is in-app purchases: AC Infinity at none against ThinkLess AI's 2. AC Infinity also leads on iOS requirement (13.0 vs 17.0). ThinkLess AI's advantage is update cadence (daily vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. ThinkLess AI sells 2 in-app purchases, starting at $0.99 per month. AC Infinity asks for nothing beyond the download.

AC Infinity ships an update monthly, ThinkLess AI daily. The most recent releases landed on September 25, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | AC Infinity | ThinkLess AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (842 ratings)](https://appshunter.io/ios/app/ac-infinity/id1481751004/reviews)** | — |
| Number of ratings | **842** | — |
| Positive reviews | 79.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 377 MB | 11 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AC Infinity Inc.](https://appshunter.io/developer/1481751003) | [Thomas Reinke](https://appshunter.io/developer/1887068138) |

## What reviewers say

### AC Infinity

[App page](https://appshunter.io/ios/app/ac-infinity/id1481751004)

Control and monitor your HVAC or grow environment with intelligent ventilation. Access advanced programming, view real-time environmental data, and receive customizable alerts for optimal control.

**Highlights:** Wireless programming controls, Scheduled fan automation, Customizable alarms and notifications, Real-time temperature and humidity data, Environmental data visualization, History logs and data export

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and easy to use
- 🚀 Powerful automation and control
- 💡 Excellent app functionality
- 🔍 Detailed monitoring and data tracking
- 🤖 Impressive AI-powered features

**What reviewers complain about**

- 🐛 Connectivity issues after updates
- ⚠️ Unstable settings changes
- 🕰️ Slow app performance
- 🤔 Confusing user interface
- 🔌 Bluetooth-only connectivity limitations

**Reported bugs**

- App crashes after firmware updates
- Devices randomly disconnecting from app
- Incorrect data reporting on the app
- Automation settings being reset unexpectedly

**Requested features**

- Add Wi-Fi connectivity for remote control
- Improve data visualization and graphing
- Implement more advanced automation options
- Allow custom fan speed and light intensity control
- Add support for day/night mode settings


### ThinkLess AI

[App page](https://appshunter.io/ios/app/thinkless-ai/id6762284671)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ThinkLess Premium Monthly | $0.99 | per month |
| ThinkLess Premium - Yearly | $8.99 | per year |


## Frequently asked questions

### Is AC Infinity free?

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

### Is ThinkLess AI free?

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

### Do AC Infinity or ThinkLess AI have ads?

Neither AC Infinity nor ThinkLess AI shows ads.

### Which is updated more often, AC Infinity or ThinkLess AI?

AC Infinity ships an update monthly, and ThinkLess AI daily. Most recently, AC Infinity was updated on September 25, 2026 and ThinkLess AI on September 11, 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.*