# Julianator vs Appgate RBA Authenticator

The clearest difference is price: Appgate RBA Authenticator at Free against Julianator's $0.99. Appgate RBA Authenticator also leads on iOS requirement (11.0 vs 17.4). Julianator's advantage is update cadence (every 3 months vs every 14 months) and chart position (#183 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Appgate RBA Authenticator is free to download; Julianator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Julianator ships an update every 3 months, Appgate RBA Authenticator every 14 months. The most recent releases landed on September 19, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Julianator | Appgate RBA Authenticator |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.7 (117 ratings)](https://appshunter.io/ios/app/julianator/id383950353/reviews)** | — |
| Number of ratings | **117** | — |
| Positive reviews | 70.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 14 months |
| Monetization | Free | — |
| Best chart rank | **#183** | — |
| Size | 4 MB | 16 MB |
| Requires iOS | 17.4 | **11.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bright Day Digital LLC](https://appshunter.io/developer/383950356) | [Appgate Cybersecurity, Inc](https://appshunter.io/developer/1632318126) |

## What reviewers say

### Julianator

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

**Currently charting:** #183 Top Paid · Utilities (US App Store)

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


### Appgate RBA Authenticator

[App page](https://appshunter.io/ios/app/appgate-rba-authenticator/id1639435739)

**In-app purchases:** none


## Frequently asked questions

### Is Julianator free?

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

### Is Appgate RBA Authenticator free?

Appgate RBA Authenticator is free to download, with no in-app purchases.

### Do Julianator or Appgate RBA Authenticator have ads?

Neither Julianator nor Appgate RBA Authenticator shows ads.

### Which is updated more often, Julianator or Appgate RBA Authenticator?

Julianator ships an update every 3 months, and Appgate RBA Authenticator every 14 months. Most recently, Julianator was updated on September 19, 2026 and Appgate RBA Authenticator on September 13, 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.*