# Solid Diary vs DayKit

The clearest difference is update cadence: DayKit at weekly against Solid Diary's every 2 months. Solid Diary's advantage is device support (3 vs 1) and iOS requirement (16.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Solid Diary sells 2 one-off in-app purchases and DayKit sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Solid Diary ships an update every 2 months, DayKit weekly. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Solid Diary | DayKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (26 ratings)](https://appshunter.io/ios/app/solid-diary/id6448245802/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 86.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Paid | — |
| Size | 44 MB | 297 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Solid Apps S.R.L.](https://appshunter.io/developer/1653740418) | [BruteCrafts, LLC](https://appshunter.io/developer/1877152705) |

## What reviewers say

### Solid Diary

[App page](https://appshunter.io/ios/app/solid-diary/id6448245802)

This private journal app offers AI-powered insights into your thoughts and emotions. Secure your entries with encryption and biometric locks. Organize your reflections with formatting, tags, and unlimited uploads of images, voice, and sketches.

**Highlights:** 100% private and encrypted diary, AI analysis for deeper insights, Unlimited image, voice, and sketch uploads, Formatting and tagging for organization, Customizable themes, Stats and achievements

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock this app (lifetime) | $4.99 | one-time |
| Unlock ALL 10 Solid Apps (lifetime) | $9.99 | one-time |


### DayKit

[App page](https://appshunter.io/ios/app/daykit-personal-logbook/id6759175889)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $9.99 | per year |
| Perpetual License | $19.99 | one-time |


## Frequently asked questions

### Is Solid Diary free?

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

### Is DayKit free?

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

### Do Solid Diary or DayKit have ads?

Neither Solid Diary nor DayKit shows ads.

### Which is updated more often, Solid Diary or DayKit?

Solid Diary ships an update every 2 months, and DayKit weekly. Most recently, Solid Diary was updated on September 23, 2026 and DayKit on September 19, 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.*