# Bit Calculator vs HelloBlink

The clearest difference is update cadence: HelloBlink at fortnightly against Bit Calculator's every 3 months. Bit Calculator's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Bit Calculator ships an update every 3 months, HelloBlink fortnightly. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Bit Calculator | HelloBlink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (11K ratings)](https://appshunter.io/ios/app/helloblink/id6504548974/reviews)** |
| Number of ratings | — | **11K** |
| Positive reviews | — | 64.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 11 MB | 27 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [George Tan](https://appshunter.io/developer/1090752607) | [Shenzhen Yihengke Electronic Technology Co.,Ltd.](https://appshunter.io/developer/1444851903) |

## What reviewers say

### Bit Calculator

[App page](https://appshunter.io/ios/app/bit-calculator/id1131766195)

**Features:** macOS Compatibility

**In-app purchases:** none


### HelloBlink

[App page](https://appshunter.io/ios/app/helloblink/id6504548974)

Easily print your favorite photos, drawings, and images directly from your device to a sticker maker. Select your desired pictures and send them to the printer for instant sticker creation.

**Highlights:** Print photographs, Print drawings, Print images, Image library access, Select images for printing, Send images to sticker printer

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick setup
- 💡 Cute sticker designs

**What reviewers complain about**

- 🐛 Printing issues
- 🐛 Connectivity problems
- 🐛 App glitches
- 🔋 Battery life concerns

**Reported bugs**

- Printer not connecting
- App freezing on print screen
- Gallery not loading
- Unresponsive buttons

**Requested features**

- More design options
- Improved app stability
- Better troubleshooting steps


## Frequently asked questions

### Is Bit Calculator free?

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

### Is HelloBlink free?

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

### Do Bit Calculator or HelloBlink have ads?

Neither Bit Calculator nor HelloBlink shows ads.

### Which is updated more often, Bit Calculator or HelloBlink?

Bit Calculator ships an update every 3 months, and HelloBlink fortnightly. Most recently, Bit Calculator was updated on October 9, 2026 and HelloBlink on October 14, 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.*