# CRYPTEES vs World Time Calc

The clearest difference is in-app purchases: CRYPTEES at none against World Time Calc's 1. CRYPTEES also leads on ads (none vs shown) and update cadence (every 9 days vs every 6 weeks). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. World Time Calc sells 1 one-off in-app purchase. CRYPTEES asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CRYPTEES against 5.0 for World Time Calc. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

CRYPTEES ships an update every 9 days, World Time Calc every 6 weeks. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | CRYPTEES | World Time Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cryptees/id1624040644/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/world-time-calc-time-converter/id6472414655/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 11 MB | 10 MB |
| Requires iOS | **12.4** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kolex, Inc.](https://appshunter.io/developer/1391084762) | [Hajime Suzuki](https://appshunter.io/developer/1615906018) |

## What reviewers say

### CRYPTEES

[App page](https://appshunter.io/ios/app/cryptees/id1624040644)

Verify the authenticity of wearable art collectibles by scanning embedded NFC tags. Support NFT artists and represent their work with unique, sustainably produced fashion items.

**Highlights:** Scan NFC tags, Verify authenticity, Collect wearable art, Support NFT artists, Sustainable production, Unique collectible items

**Features:** Vision Pro support

**In-app purchases:** none


### World Time Calc

[App page](https://appshunter.io/ios/app/world-time-calc-time-converter/id6472414655)

Visualize day/night cycles and working hours across different cities with an interactive timeline. Receive custom notifications for sunrise and sunset. Manually adjust work hours for precise scheduling.

**Highlights:** Day/night and working hour graphs, Automatic time updates, Manual work hour adjustment, Interactive time cursor, Sunrise/sunset alarm notifications

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PremiumPlan | $7.99 | one-time |


## Frequently asked questions

### Is CRYPTEES free?

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

### Is World Time Calc free?

World Time Calc is free to download, with in-app purchases available.

### Which has better reviews, CRYPTEES or World Time Calc?

CRYPTEES and World Time Calc are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do CRYPTEES or World Time Calc have ads?

World Time Calc shows ads; CRYPTEES does not.

### Which is updated more often, CRYPTEES or World Time Calc?

CRYPTEES ships an update every 9 days, and World Time Calc every 6 weeks. Most recently, CRYPTEES was updated on October 21, 2026 and World Time Calc on October 23, 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.*