# Julianator vs myDateCalc

The clearest difference is update cadence: Julianator at every 3 months against myDateCalc's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Julianator ships an update every 3 months, myDateCalc every 5 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Julianator | myDateCalc |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[4.7 (125 ratings)](https://appshunter.io/ios/app/julianator/id383950353/reviews)** | — |
| Number of ratings | **125** | — |
| Positive reviews | 70.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free | — |
| Size | 4 MB | 0 MB |
| Requires iOS | 17.4 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bright Day Digital LLC](https://appshunter.io/developer/383950356) | [Kevin Walker](https://appshunter.io/developer/934131573) |

## What reviewers say

### Julianator

[App page](https://appshunter.io/ios/app/julianator/id383950353)

Easily convert dates between the Gregorian calendar and the Julian Day of Year (ordinal date). This tool is useful for systems that use day-of-year numbering, such as mainframes, military, and food industries. It offers a clean interface, monthly views, and widgets for quick access.

**Highlights:** Gregorian to Julian Day of Year conversion, Julian Day of Year to Gregorian conversion, Monthly calendar view, Home Screen widgets, Lock Screen widgets, Watch app with complications

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

**In-app purchases:** none


### myDateCalc

[App page](https://appshunter.io/ios/app/mydatecalc/id1265539346)

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

**In-app purchases:** none


## Frequently asked questions

### Is Julianator free?

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

### Is myDateCalc free?

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

### Do Julianator or myDateCalc have ads?

Neither Julianator nor myDateCalc shows ads.

### Which is updated more often, Julianator or myDateCalc?

Julianator ships an update every 3 months, and myDateCalc every 5 months. Most recently, Julianator was updated on November 1, 2026 and myDateCalc on November 2, 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.*