# HF Smart vs 3dPrintOps

The clearest difference is in-app purchases: HF Smart at none against 3dPrintOps's 1. HF Smart also leads on iOS requirement (15.6 vs 17.0). 3dPrintOps's advantage is update cadence (every 6 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. 3dPrintOps sells 1 one-off in-app purchase. HF Smart asks for nothing beyond the download.

HF Smart ships an update every 2 months, 3dPrintOps every 6 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HF Smart | 3dPrintOps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (200 ratings)](https://appshunter.io/ios/app/hf-smart/id6448104103/reviews)** | — |
| Number of ratings | **200** | — |
| Positive reviews | 13.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 21 MB | 19 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [鉴深 徐](https://appshunter.io/developer/1649273564) | [The Tech Chaps, LLC](https://appshunter.io/developer/6793183177) |

## What reviewers say

### HF Smart

[App page](https://appshunter.io/ios/app/hf-smart/id6448104103)

Control your smart lighting fixtures with this intelligent lighting control application. Easily manage your lights for enhanced ambiance and convenience.

**Highlights:** Intelligent lighting control, Control smart lighting fixtures, Ambiance enhancement, Convenient light management

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Works as intended
- 🚀 Easy pairing process
- 💡 Useful app functionality

**What reviewers complain about**

- 🐛 App not working after updates
- 🐛 Pairing issues
- 🐛 Language settings not working
- 🐛 App not connecting to device

**Reported bugs**

- App not responding after recent update
- Unable to change language settings
- Pairing process not working consistently

**Requested features**

- Improve pairing instructions
- Add dark mode option
- Provide better language support


### 3dPrintOps

[App page](https://appshunter.io/ios/app/3dprintops/id6793183174)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3dPrintOps Pro License | $9.99 | one-time |


## Frequently asked questions

### Is HF Smart free?

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

### Is 3dPrintOps free?

3dPrintOps is free to download, with in-app purchases available.

### Do HF Smart or 3dPrintOps have ads?

Neither HF Smart nor 3dPrintOps shows ads.

### Which is updated more often, HF Smart or 3dPrintOps?

HF Smart ships an update every 2 months, and 3dPrintOps every 6 days. Most recently, HF Smart was updated on November 3, 2026 and 3dPrintOps on October 31, 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.*