# printingbox vs Dopamine Lock

The clearest difference is in-app purchases: printingbox at none against Dopamine Lock's 1. printingbox also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (15.0 vs 17.0). Dopamine Lock's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Dopamine Lock sells 1 one-off in-app purchase. printingbox asks for nothing beyond the download.

printingbox ships an update every 2 weeks, Dopamine Lock every 2 months. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | printingbox | Dopamine Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/printingbox/id6469260130/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 0 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [(주)비전오티에스](https://appshunter.io/developer/1338647799) | [donghyeok yeom](https://appshunter.io/developer/1888041015) |

## What reviewers say

### printingbox

[App page](https://appshunter.io/ios/app/printingbox/id6469260130)

This service allows users to print documents and photos from their smartphones at self-service kiosks nationwide. Upload your files, get a code, and print within 24 hours at any machine. Find nearby locations easily.

**Highlights:** Mobile printing service, Document and photo printing, Self-service kiosks, Print code system, Find nearby locations, Various file format support

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

**In-app purchases:** none


### Dopamine Lock

[App page](https://appshunter.io/ios/app/dopamine-lock-plan-and-focus/id6794785091)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dopamine Lock Pro | $0.49 | one-time |


## Frequently asked questions

### Is printingbox free?

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

### Is Dopamine Lock free?

Dopamine Lock is free to download, with in-app purchases available.

### Do printingbox or Dopamine Lock have ads?

printingbox shows ads; Dopamine Lock does not.

### Which is updated more often, printingbox or Dopamine Lock?

printingbox ships an update every 2 weeks, and Dopamine Lock every 2 months. Most recently, printingbox was updated on October 25, 2026 and Dopamine Lock on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*