# Julianator vs Wind Calculator

The clearest difference is update cadence: Wind Calculator at every 2 days against Julianator's every 3 months. Julianator's advantage is price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Julianator costs $0.99 and Wind Calculator $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Julianator ships an update every 3 months, Wind Calculator every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Julianator | Wind Calculator |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| 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 2 days** |
| Monetization | Free | — |
| Size | 4 MB | 51 MB |
| Requires iOS | 17.4 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bright Day Digital LLC](https://appshunter.io/developer/383950356) | [ALEKSI GOULET](https://appshunter.io/developer/1840510431) |

## 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


### Wind Calculator

[App page](https://appshunter.io/ios/app/wind-calculator-check-limits/id6778305666)

**In-app purchases:** none


## Frequently asked questions

### Is Julianator free?

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

### Is Wind Calculator free?

Wind Calculator costs $1.99, with no in-app purchases.

### Do Julianator or Wind Calculator have ads?

Neither Julianator nor Wind Calculator shows ads.

### Which is updated more often, Julianator or Wind Calculator?

Julianator ships an update every 3 months, and Wind Calculator every 2 days. Most recently, Julianator was updated on November 1, 2026 and Wind Calculator on October 31, 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.*