Katazuke Calendar vs Key2 Wallet
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Katazuke Calendar
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"Katazuke calendar" aiming for simple life Unnecessary items, newly purchased items. It is an application that manages an increasing number of things and displays it in a calendar format. [Main functions] Monthly or yearly calendar for easy registration OK with just the photo. OK even if you enter the brand name and amount in detail Tagging allows you to search later Aggregate by month, brand name, tag Widgets can display counts and photos
Key2 Wallet
Unlock a world of luxury, entertainment, and travel with a premium membership. Access exclusive global benefits, curated experiences, and personalized travel itineraries. Discover unique places and enjoy top-tier events, restaurants, and hotels.
- Global network of benefits
- Exclusive access to events
- Curated travel experiences
- Personalized itinerary customization
- Access to top restaurants and hotels
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Experience the ultimate lifestyle with KEY2, your passport to a world of luxury, entertainment, and travel. Our membership card, crafted with sophistication and elegance, reflects the luxury you hold in your hand. Unlock a global network of benefits and gain exclusive access to top-tier events, restaurants, and hotels in the world's major cities. With KEY2, you gain access to exclusive events, tailored travels, and unforgettable experiences. Our concierge will customize itineraries for you based on your budget, needs, and interests. Discover unique places and experiences with KEY2. Select from our curated list of experiences that range from art and culture to epic adventures to luxury hotel stays.
Screenshots
Verdict
The clearest difference is ads: Key2 Wallet at none against Katazuke Calendar's shown. Key2 Wallet also leads on update cadence (every 9 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Katazuke Calendar ships an update every 6 weeks, Key2 Wallet every 9 days. The most recent releases landed on October 29, 2026 and October 8, 2026 respectively.
| Parameter | Katazuke Calendar | Key2 Wallet |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Number of ratings | — | 4 — better |
| Update frequency | Every 6 weeks | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 5 MB | 12 MB |
| Age rating | 4+ | 12+ |
| Developer | Atsushi Ezaki | Jemx International Ltd. |
In-app purchases
Katazuke Calendar
No in-app purchases
Key2 Wallet
No in-app purchases
Questions
Is Katazuke Calendar free?
Is Key2 Wallet free?
Do Katazuke Calendar or Key2 Wallet have ads?
Which is updated more often, Katazuke Calendar or Key2 Wallet?
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