# Thermostat Controller vs Scan QR Code Now

The clearest difference is in-app purchases: Thermostat Controller at none against Scan QR Code Now's 4. Thermostat Controller also leads on ads (none vs shown) and rating (5.0 vs 4.6). Scan QR Code Now's advantage is ratings volume (13K vs 1) and chart position (#20 vs unranked). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Scan QR Code Now sells 4 in-app purchases, starting at $5.99 per 7 days. Thermostat Controller asks for nothing beyond the download.

Thermostat Controller holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Scan QR Code Now has 13K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Thermostat Controller's written reviews are positive against 87% of Scan QR Code Now's.

Thermostat Controller ships an update weekly, Scan QR Code Now every 10 days. The most recent releases landed on June 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Thermostat Controller | Scan QR Code Now |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/thermostat-controller/id6502414185/reviews)** | [4.6 (13K ratings)](https://appshunter.io/ios/app/scan-qr-code-now/id6503708537/reviews) |
| Number of ratings | 1 | **13K** |
| Positive reviews | **100.0% of reviews** | 87.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#20** |
| Size | 5 MB | 74 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JASON QUARTZ](https://appshunter.io/developer/1745379151) | [Sparktonic, LLC](https://appshunter.io/developer/1711861522) |

## What reviewers say

### Thermostat Controller

[App page](https://appshunter.io/ios/app/thermostat-controller/id6502414185)

Monitor and adjust your Venstar thermostat's temperature, humidity, and fan settings directly from your phone. View current and historical runtime data. Receive optional notifications for state changes.

**Highlights:** View current temperature and humidity, Adjust set temperature, Change heating/cooling mode, Control fan settings, Monitor daily runtime history, Optional state change notifications

**In-app purchases:** none


### Scan QR Code Now

[App page](https://appshunter.io/ios/app/scan-qr-code-now/id6503708537)

**Currently charting:** #20 Top Grossing · Utilities (US App Store)

Easily scan QR codes and barcodes to access information, find deals, or create your own codes. Features auto-scan, safe browsing, and sharing options. Offers premium features through subscription.

**Highlights:** QR Code Reader & Barcode Scanner, Create & Share QR Codes, Auto Scan functionality, Discover Deals & Coupons, Safe Browsing for links, Save & Share Scan History

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Scan QR Code Now | $5.99 | per 7 days |
| Weekly Pro User | $5.99 | per 7 days |
| Weekly - Unlock all features | $7.99 | per 7 days |
| Weekly - Unlock all features | $9.99 | per 7 days |

**What reviewers like**

- ⭐ Excellent app
- ⭐ Great QR code reader
- ⭐ Works as expected
- ⭐ Fun to use

**What reviewers complain about**

- 💔 Scam app, don't download
- 💔 Doesn't deliver on promises

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- Dark mode option
- Advanced analytics dashboard


## Frequently asked questions

### Is Thermostat Controller free?

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

### Is Scan QR Code Now free?

Scan QR Code Now is free to download, with in-app purchases available.

### Which has better reviews, Thermostat Controller or Scan QR Code Now?

Thermostat Controller is rated higher. Thermostat Controller averages 5.0 out of 5 from 1 ratings, while Scan QR Code Now averages 4.6 from 13K ratings.

### Do Thermostat Controller or Scan QR Code Now have ads?

Scan QR Code Now shows ads; Thermostat Controller does not.

### Which is updated more often, Thermostat Controller or Scan QR Code Now?

Thermostat Controller ships an update weekly, and Scan QR Code Now every 10 days. Most recently, Thermostat Controller was updated on June 8, 2026 and Scan QR Code Now on October 2, 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.*