# Looka vs Opelog

The clearest difference is in-app purchases: Opelog at none against Looka's 2. Opelog also leads on update cadence (every 3 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Looka sells 2 one-off in-app purchases. Opelog asks for nothing beyond the download.

Looka ships an update every 5 weeks, Opelog every 3 days. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Looka | Opelog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 6 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Toshihiro Nakao](https://appshunter.io/developer/1866546756) | [Yusei Ando](https://appshunter.io/developer/1881955944) |

## What reviewers say

### Looka

[App page](https://appshunter.io/ios/app/looka/id6758299569)

Manage your contact lens inventory, expiration dates, and wear times with this simple yet powerful app. Track your lenses, receive timely reminders for replacements and eye exams, and protect your eye health.

**Highlights:** Smart inventory tracking (boxes and individual lenses), Automatic expiration date calculation and notifications, Wear time timer with reminders, Wear log and makeup notes, Eye exam reminders, Lens blacklisting

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| クラウド同期プラン | $2.99 | one-time |
| プレミアムプラン | $3.99 | one-time |


### Opelog

[App page](https://appshunter.io/ios/app/opelog-open-date-log/id6766040294)

**In-app purchases:** none


## Frequently asked questions

### Is Looka free?

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

### Is Opelog free?

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

### Do Looka or Opelog have ads?

Neither Looka nor Opelog shows ads.

### Which is updated more often, Looka or Opelog?

Looka ships an update every 5 weeks, and Opelog every 3 days. Most recently, Looka was updated on October 4, 2026 and Opelog on October 10, 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.*