# NFC便签本 vs Secret Diary

The clearest difference is price: NFC便签本 at Free against Secret Diary's $0.99. NFC便签本 also leads on iOS requirement (11.0 vs 15.6). Secret Diary's advantage is update cadence (monthly vs every 5 months). On ads, in-app purchases and device support there is nothing between them.

NFC便签本 is free to download; Secret Diary costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NFC便签本 ships an update every 5 months, Secret Diary monthly. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | NFC便签本 | Secret Diary |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | — | Paid |
| Size | 3 MB | 8 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [小芳 王](https://appshunter.io/developer/1713873261) | [景 刘](https://appshunter.io/developer/1887860900) |

## What reviewers say

### NFC便签本

[App page](https://appshunter.io/ios/app/nfc/id6470895447)

**Features:** macOS Compatibility

**In-app purchases:** none


### Secret Diary

[App page](https://appshunter.io/ios/app/secret-diary-notebook/id6761122036)

A secure, offline digital journal that prioritizes your privacy. Store thoughts locally with robust encryption and multimedia support. Export entries as PDFs for complete data ownership.

**Highlights:** True offline functionality, Local encryption with Face ID/Touch ID, Multimedia entries with multiple images, Calendar heatmap for recording frequency, Gentle, customizable writing reminders, One-click encrypted PDF export

**In-app purchases:** none


## Frequently asked questions

### Is NFC便签本 free?

NFC便签本 is free to download, with no in-app purchases.

### Is Secret Diary free?

Secret Diary costs $0.99, with no in-app purchases.

### Do NFC便签本 or Secret Diary have ads?

Neither NFC便签本 nor Secret Diary shows ads.

### Which is updated more often, NFC便签本 or Secret Diary?

NFC便签本 ships an update every 5 months, and Secret Diary monthly. Most recently, NFC便签本 was updated on October 6, 2026 and Secret Diary on October 13, 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.*