# Expiration Tracking KigenTimer vs Kigen Log

The clearest difference is in-app purchases: Expiration Tracking KigenTimer at none against Kigen Log's 4. Expiration Tracking KigenTimer also leads on update cadence (daily vs monthly). Kigen Log's advantage is iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Kigen Log sells 4 in-app purchases, starting at $1.99 per month. Expiration Tracking KigenTimer asks for nothing beyond the download.

Expiration Tracking KigenTimer ships an update daily, Kigen Log monthly. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Expiration Tracking KigenTimer | Kigen Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kigen-log-expiration-tracker/id6760212804/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Monthly |
| Monetization | — | Freemium |
| Size | 94 MB | 43 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takatoshi Ichige](https://appshunter.io/developer/1717609832) | [嵩 张](https://appshunter.io/developer/1864792206) |

## What reviewers say

### Expiration Tracking KigenTimer

[App page](https://appshunter.io/ios/app/expiration-tracking-kigentimer/id6759213193)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kigen Log

[App page](https://appshunter.io/ios/app/kigen-log-expiration-tracker/id6760212804)

Effortlessly manage home inventory, from groceries to medications and cosmetics. This app uses AI to scan expiration dates and provides timely reminders to prevent waste and ensure safety. Organize your pantry, fridge, medicine cabinet, and beauty products with custom categories and offline data storage.

**Highlights:** AI Date Scanner, Pantry & Fridge Inventory, Skincare PAO Tracker, Medicine Cabinet Organizer, Smart Expiry Reminders, Custom Categories, 100% Offline Data

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Monthly | $2.99 | per month |
| Yearly | $14.99 | per year |
| Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Expiration Tracking KigenTimer free?

Expiration Tracking KigenTimer is free to download, with no in-app purchases.

### Is Kigen Log free?

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

### Do Expiration Tracking KigenTimer or Kigen Log have ads?

Neither Expiration Tracking KigenTimer nor Kigen Log shows ads.

### Which is updated more often, Expiration Tracking KigenTimer or Kigen Log?

Expiration Tracking KigenTimer ships an update daily, and Kigen Log monthly. Most recently, Expiration Tracking KigenTimer was updated on September 8, 2026 and Kigen Log on September 9, 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.*