# NyearRuler vs 汉印升级工具_SF

NyearRuler and 汉印升级工具_SF are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NyearRuler ships an update every 6 weeks, 汉印升级工具_SF every 2 months. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | NyearRuler | 汉印升级工具_SF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sf/id6499321824/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 23 MB | 21 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [新胜 吴](https://appshunter.io/developer/895484226) | [Xiamen Hanin Co.,Ltd.](https://appshunter.io/developer/1080883924) |

## What reviewers say

### NyearRuler

[App page](https://appshunter.io/ios/app/nyearruler/id6499182055)

**Features:** macOS Compatibility

**In-app purchases:** none


### 汉印升级工具_SF

[App page](https://appshunter.io/ios/app/sf/id6499321824)

This tool facilitates firmware upgrades for specific printers under the Hanin brand. It ensures your compatible devices receive the latest software updates.

**Highlights:** Firmware upgrades, Specific printer support, Software updates

**In-app purchases:** none


## Frequently asked questions

### Is NyearRuler free?

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

### Is 汉印升级工具_SF free?

汉印升级工具_SF is free to download, with no in-app purchases.

### Do NyearRuler or 汉印升级工具_SF have ads?

Neither NyearRuler nor 汉印升级工具_SF shows ads.

### Which is updated more often, NyearRuler or 汉印升级工具_SF?

NyearRuler ships an update every 6 weeks, and 汉印升级工具_SF every 2 months. Most recently, NyearRuler was updated on October 9, 2026 and 汉印升级工具_SF on October 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.*