# Shipping Printer Pro vs Card Centering Calculator

The clearest difference is rating: Card Centering Calculator at 4.7 against Shipping Printer Pro's 2.6. Card Centering Calculator also leads on ratings volume (2.5K vs 69) and review sentiment (60% vs 43%). Shipping Printer Pro's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Card Centering Calculator sells 5 one-off in-app purchases. Shipping Printer Pro asks for nothing beyond the download.

Card Centering Calculator holds the better App Store score, 4.7 against 2.6. That said, the two scores are not equally well evidenced: Card Centering Calculator has 2.5K ratings behind it against 69, so its average is the more settled of the two. Written reviews point the same way: 43% of Shipping Printer Pro's written reviews are positive against 60% of Card Centering Calculator's.

Shipping Printer Pro ships an update every 2 months, Card Centering Calculator monthly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Shipping Printer Pro | Card Centering Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (69 ratings)](https://appshunter.io/ios/app/shipping-printer-pro/id1631857729/reviews) | **[4.7 (2.5K ratings)](https://appshunter.io/ios/app/card-centering-calculator/id6661022837/reviews)** |
| Number of ratings | 69 | **2.5K** |
| Positive reviews | 43.4% of reviews | **60.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 67 MB | 21 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen AiYin Technology Co.,Ltd](https://appshunter.io/developer/1581813422) | [Jade Lizard Software LLC](https://appshunter.io/developer/528029155) |

## What reviewers say

### Shipping Printer Pro

[App page](https://appshunter.io/ios/app/shipping-printer-pro/id1631857729)

This application offers practical functions for thermal printer printing. It aims to provide a streamlined experience for users needing to print shipping labels and other thermal documents.

**Highlights:** Thermal printer printing, Practical functions, Radical modifications, Streamlined printing experience

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use for some
- 👍 Works for specific use cases (e.g., 4x6 labels)
- 👍 Good print quality when it works
- 👍 Better than using a laptop/PC for some
- 👍 Smooth transition for some users

**What reviewers complain about**

- 👎 Requires downloading every label
- 👎 Not user-friendly
- 👎 Crashes frequently
- 👎 Slow performance
- 👎 Glitches out

**Reported bugs**

- App crashes when doing multiple tasks
- Settings won't fix label printing as 8x11
- Prints a black square for some labels
- App crashes every time
- 4x6 is not 4x6

**Requested features**

- Label size 1.5”x0.5”
- Remotely send print jobs
- Batch printing functionality
- More modern interface and features
- Update the app frequently (bi-weekly/monthly)


### Card Centering Calculator

[App page](https://appshunter.io/ios/app/card-centering-calculator/id6661022837)

This app helps collectors and traders measure card centering ratios for grading. It uses AI to detect centering or allows manual adjustments for precise measurements, displaying potential grades from major companies.

**Highlights:** AI-powered card centering detection, Manual centering measurement with zoom, Grade comparisons for PSA, BGS, SGC, CGC, TAG, ACE, Front and back side centering measurement, Grading standards reference guide, Off-center visualization tool

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Unlock Premium | $4.99 | one-time |
| Large Tip | $4.99 | one-time |
| Pristine Tip | $9.99 | one-time |

**What reviewers like**

- 👍 Intuitive and flexible
- 🚀 Provides great information on centering
- 💡 Helpful for graders and collectors
- 👍 Easy to use and user-friendly
- 👍 Accurate and works as a physical tool

**What reviewers complain about**

- 🐛 Centering measurement doesn't work properly
- 🔒 Grading information locked behind paywall
- 🐛 Camera quality issues, app resets during use

**Reported bugs**

- Centering measurement resets during use
- Image rotation doesn't stay in place

**Requested features**

- Thinner and dashed centering lines for better visibility
- Free access to grading information without subscription


## Frequently asked questions

### Is Shipping Printer Pro free?

Shipping Printer Pro is free to download, with no in-app purchases.

### Is Card Centering Calculator free?

Card Centering Calculator is free to download, with in-app purchases available.

### Which has better reviews, Shipping Printer Pro or Card Centering Calculator?

Card Centering Calculator is rated higher. Shipping Printer Pro averages 2.6 out of 5 from 69 ratings, while Card Centering Calculator averages 4.7 from 2.5K ratings.

### Do Shipping Printer Pro or Card Centering Calculator have ads?

Card Centering Calculator shows ads; Shipping Printer Pro does not.

### Which is updated more often, Shipping Printer Pro or Card Centering Calculator?

Shipping Printer Pro ships an update every 2 months, and Card Centering Calculator monthly. Most recently, Shipping Printer Pro was updated on October 24, 2026 and Card Centering Calculator on October 28, 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.*