# Use By Date vs First diary, Theme Diary

The clearest difference is review sentiment: First diary, Theme Diary at 100% against Use By Date's 0%. First diary, Theme Diary also leads on update cadence (every 3 weeks vs every 12 months). Use By Date's advantage is in-app purchases (none vs 7) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. First diary, Theme Diary sells 7 in-app purchases, starting at $0.99 per 2 months. Use By Date asks for nothing beyond the download.

Use By Date ships an update every 12 months, First diary, Theme Diary every 3 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | Use By Date | First diary, Theme Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/use-by-date/id524192596/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 14 MB | 131 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Portable Databases](https://appshunter.io/developer/333398128) | [G-SOFT](https://appshunter.io/developer/368394644) |

## What reviewers say

### Use By Date

[App page](https://appshunter.io/ios/app/use-by-date/id524192596)

Never let food or medicine expire again. This app sends timely reminders before items go bad, helping you save money and reduce waste. You can add items, record expiry dates, take photos, and categorize them for easy management.

**Highlights:** Expiry date reminders, Item categorization, Photo capture for items, Customizable notification times, Add custom item categories, Search functionality, Detailed notes for items

**Features:** Vision Pro support

**In-app purchases:** none


### First diary, Theme Diary

[App page](https://appshunter.io/ios/app/first-diary-theme-diary/id6483616889)

This app helps you journal your daily experiences with themes, emotions, and media. Record events with photos, videos, and location, and organize them privately. Premium features offer unlimited entries and media.

**Highlights:** Themed event recording, Emotion and level tracking, Add photos and videos, Location information, Secret themes and events, Passcode and biometric protection, iCloud sync

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Show weather | $0.99 | per 2 months |
| Hide ads | $0.99 | per month |
| Number of images | $1.99 | one-time |
| Character limit | $1.99 | one-time |
| Show weather | $3.99 | one-time |
| Hide ads (Unlimited) | $9.99 | one-time |
| Unlock passcode | $19.99 | one-time |


## Frequently asked questions

### Is Use By Date free?

Use By Date is free to download, with no in-app purchases.

### Is First diary, Theme Diary free?

First diary, Theme Diary is free to download, with in-app purchases available.

### Do Use By Date or First diary, Theme Diary have ads?

First diary, Theme Diary shows ads; Use By Date does not.

### Which is updated more often, Use By Date or First diary, Theme Diary?

Use By Date ships an update every 12 months, and First diary, Theme Diary every 3 weeks. Most recently, Use By Date was updated on October 2, 2026 and First diary, Theme Diary on October 2, 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.*