# Diary with Lock vs Nightink

The clearest difference is in-app purchases: Diary with Lock at none against Nightink's 1. Diary with Lock also leads on ratings volume (1K vs 1) and update cadence (every 2 weeks vs every 6 weeks). On price, rating, review sentiment and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for Diary with Lock against 5.0 for Nightink. That said, the two scores are not equally well evidenced: Diary with Lock has 1K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 96% of Diary with Lock's written reviews are positive against 100% of Nightink's.

Diary with Lock ships an update every 2 weeks, Nightink every 6 weeks. The most recent releases landed on October 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Diary with Lock | Nightink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (1K ratings)](https://appshunter.io/ios/app/diary-with-lock-diary-journal/id6497171567/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nightink-private-diary/id6795478498/reviews)** |
| Number of ratings | **1K** | 1 |
| Positive reviews | 95.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 150 MB | 8 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Simple Health](https://appshunter.io/developer/1687443479) | [Joshua Matesun](https://appshunter.io/developer/6792793689) |

## What reviewers say

### Diary with Lock

[App page](https://appshunter.io/ios/app/diary-with-lock-diary-journal/id6497171567)

Securely record daily thoughts, feelings, and memories with a customizable, password-protected digital journal. Enhance entries with photos, audio, and a mood tracker to understand your emotional journey. Offers prompts and themes for inspiration and organization.

**Highlights:** Password and Face ID protection, Multimedia entries (photos, audio), Mood tracking calendar, Customizable themes and fonts, Journal prompts, Tagging for organization, Cloud backup

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🩷 Lovely app
- 🔒 Secure with password protection
- 👍 Easy to use
- 🩷 Cute and colorful
- ✨ Helpful for expressing emotions

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🔍 Limited customization options for password recovery

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- More background and font options
- Ability to move photos freely
- Draw own drawings
- Additional background themes


### Nightink

[App page](https://appshunter.io/ios/app/nightink-private-diary/id6795478498)

This private diary app keeps your thoughts secure on your device with PIN or Face ID protection. It offers a dark theme, customizable writing styles, and features to reflect on past entries and future messages.

**Highlights:** Offline journaling, PIN and Face ID lock, Customizable writing styles, Mood tracking, Future sealed letters, On this day feature, Data export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nightink, complete | $9.99 | one-time |


## Frequently asked questions

### Is Diary with Lock free?

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

### Is Nightink free?

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

### Which has better reviews, Diary with Lock or Nightink?

Nightink is rated higher. Diary with Lock averages 4.9 out of 5 from 1K ratings, while Nightink averages 5.0 from 1 ratings.

### Do Diary with Lock or Nightink have ads?

Neither Diary with Lock nor Nightink shows ads.

### Which is updated more often, Diary with Lock or Nightink?

Diary with Lock ships an update every 2 weeks, and Nightink every 6 weeks. Most recently, Diary with Lock was updated on October 30, 2026 and Nightink on October 6, 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.*