# SubOne App vs FastlyCal

The clearest difference is update cadence: FastlyCal at every 3 days against SubOne App's every 3 months. SubOne App's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SubOne App ships an update every 3 months, FastlyCal every 3 days. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SubOne App | FastlyCal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fastlycal/id6751952337/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 48 MB | 5 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Fieldr: Workforce Management](https://appshunter.io/developer/1516228821) | [Anzah Khan](https://appshunter.io/developer/1836718807) |

## What reviewers say

### SubOne App

[App page](https://appshunter.io/ios/app/subone-app/id6450353461)

**In-app purchases:** none


### FastlyCal

[App page](https://appshunter.io/ios/app/fastlycal/id6751952337)

This lightweight finance app helps you organize recurring payments without unnecessary features. It provides a clean dashboard for monthly spending, payment reminders, and currency support, all while being fast and offline-friendly.

**Highlights:** Organize recurring payments, Monthly spending overview, Payment due reminders, Support for all billing cycles and currencies, Offline functionality, Tiny app size

**In-app purchases:** none


## Frequently asked questions

### Is SubOne App free?

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

### Is FastlyCal free?

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

### Do SubOne App or FastlyCal have ads?

Neither SubOne App nor FastlyCal shows ads.

### Which is updated more often, SubOne App or FastlyCal?

SubOne App ships an update every 3 months, and FastlyCal every 3 days. Most recently, SubOne App was updated on October 5, 2026 and FastlyCal on October 7, 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.*