# NDK智慧广场 vs stampday

The clearest difference is ads: stampday at none against NDK智慧广场's shown. stampday also leads on update cadence (every 8 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

NDK智慧广场 ships an update every 2 weeks, stampday every 8 days. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | NDK智慧广场 | stampday |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 23 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市兴海物联科技有限公司](https://appshunter.io/developer/1560438440) | [思思 王](https://appshunter.io/developer/1872235402) |

## What reviewers say

### NDK智慧广场

[App page](https://appshunter.io/ios/app/ndk/id6464449609)

**Features:** macOS Compatibility

**In-app purchases:** none


### stampday

[App page](https://appshunter.io/ios/app/stampday/id6805745519)

This app allows you to document your daily life using unique, hand-drawn rubber stamps. It encourages you to capture both significant and mundane moments without pressure or goals. Share your daily entries with friends and receive anonymous feedback.

**Highlights:** Hand-drawn rubber stamp art, Daily journaling on a single page, No streaks, goals, or guilt, Edit past entries, Share daily entries with friends, Anonymous feedback via wax seals

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

**In-app purchases:** none


## Frequently asked questions

### Is NDK智慧广场 free?

NDK智慧广场 is free to download, with no in-app purchases.

### Is stampday free?

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

### Do NDK智慧广场 or stampday have ads?

NDK智慧广场 shows ads; stampday does not.

### Which is updated more often, NDK智慧广场 or stampday?

NDK智慧广场 ships an update every 2 weeks, and stampday every 8 days. Most recently, NDK智慧广场 was updated on October 7, 2026 and stampday on October 12, 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.*