# eRokuyo vs SECURE AI STORE LAB

The clearest difference is price: SECURE AI STORE LAB at Free against eRokuyo's $0.99. SECURE AI STORE LAB also leads on update cadence (monthly vs every 5 months). eRokuyo's advantage is iOS requirement (11.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

SECURE AI STORE LAB is free to download; eRokuyo costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

eRokuyo ships an update every 5 months, SECURE AI STORE LAB monthly. The most recent releases landed on October 10, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | eRokuyo | SECURE AI STORE LAB |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/erokuyo/id317326543/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Paid | — |
| Size | 14 MB | 29 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Microtech Corp.](https://appshunter.io/developer/293806300) | [AiFi Inc.](https://appshunter.io/developer/1267396804) |

## What reviewers say

### eRokuyo

[App page](https://appshunter.io/ios/app/erokuyo/id317326543)

This app provides a traditional Japanese calendar with detailed daily information, including holidays, lunar cycles, and auspicious days for important events. It supports up to 2030 and offers customization options for display and background colors.

**Highlights:** Traditional Japanese calendar display, Detailed daily information, Holiday and event tracking, Lunar cycle information, Customizable background colors, Stamp functionality for daily notes

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

**In-app purchases:** none


### SECURE AI STORE LAB

[App page](https://appshunter.io/ios/app/secure-ai-store-lab/id6448754672)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is eRokuyo free?

eRokuyo costs $0.99, with no in-app purchases.

### Is SECURE AI STORE LAB free?

SECURE AI STORE LAB is free to download, with no in-app purchases.

### Do eRokuyo or SECURE AI STORE LAB have ads?

Neither eRokuyo nor SECURE AI STORE LAB shows ads.

### Which is updated more often, eRokuyo or SECURE AI STORE LAB?

eRokuyo ships an update every 5 months, and SECURE AI STORE LAB monthly. Most recently, eRokuyo was updated on October 10, 2026 and SECURE AI STORE LAB on September 28, 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.*