# Circa³ vs Date601

The clearest difference is rating: Circa³ at 4.5 against Date601's 1.0. Circa³ also leads on ratings volume (381 vs 1) and update cadence (monthly vs every 2 months). Date601's advantage is price ($0.99 vs $3.99). On ads and in-app purchases there is nothing between them.

Circa³ costs $3.99 and Date601 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Circa³ holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Circa³ has 381 ratings behind it against 1, so its average is the more settled of the two.

Circa³ ships an update monthly, Date601 every 2 months. The most recent releases landed on October 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Circa³ | Date601 |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Rating | **[4.5 (381 ratings)](https://appshunter.io/ios/app/circa-time-zone-converter/id968698352/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/date601/id6743832119/reviews) |
| Number of ratings | **381** | 1 |
| Positive reviews | 63.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 39 MB | 3 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Kostiantyn Zuiev](https://appshunter.io/developer/1053341480) | [Prathamesh Kowarkar](https://appshunter.io/developer/1513820046) |

## What reviewers say

### Circa³

[App page](https://appshunter.io/ios/app/circa-time-zone-converter/id968698352)

Easily manage time across different locations and time zones. Find optimal meeting times and generate invitations that suit everyone's schedule. This tool helps synchronize teams working in various parts of the world.

**Highlights:** Compare time across multiple locations, View working hour overlaps, Integrate calendars, Organize personally, Create one-touch meeting invitations

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Date601

[App page](https://appshunter.io/ios/app/date601/id6743832119)

This utility displays the current date in ISO 8601 format on your wearable device. Users can choose to include the day of the week for additional context. It offers a straightforward way to access date information directly from your wrist.

**Highlights:** ISO 8601 date display, Optional day of the week, Watch compatibility, iPhone companion app

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Circa³ free?

Circa³ costs $3.99, with no in-app purchases.

### Is Date601 free?

Date601 costs $0.99, with no in-app purchases.

### Which has better reviews, Circa³ or Date601?

Circa³ is rated higher. Circa³ averages 4.5 out of 5 from 381 ratings, while Date601 averages 1.0 from 1 ratings.

### Do Circa³ or Date601 have ads?

Neither Circa³ nor Date601 shows ads.

### Which is updated more often, Circa³ or Date601?

Circa³ ships an update monthly, and Date601 every 2 months. Most recently, Circa³ was updated on October 17, 2026 and Date601 on September 29, 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.*