# Sera Yoga vs JustFast User

The clearest difference is update cadence: Sera Yoga at fortnightly against JustFast User's monthly. Sera Yoga also leads on iOS requirement (12.0 vs 15.6). 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.

Sera Yoga ships an update fortnightly, JustFast User monthly. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Sera Yoga | JustFast User |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Size | 42 MB | 86 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Balaravayan Paranjothi](https://appshunter.io/developer/1400121682) | [Just Fast Cleaning Services LLC](https://appshunter.io/developer/1889417814) |

## What reviewers say

### Sera Yoga

[App page](https://appshunter.io/ios/app/sera-yoga/id6738497783)

**Features:** macOS Compatibility

**In-app purchases:** none


### JustFast User

[App page](https://appshunter.io/ios/app/justfast-user/id6749563182)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Sera Yoga free?

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

### Is JustFast User free?

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

### Do Sera Yoga or JustFast User have ads?

Neither Sera Yoga nor JustFast User shows ads.

### Which is updated more often, Sera Yoga or JustFast User?

Sera Yoga ships an update fortnightly, and JustFast User monthly. Most recently, Sera Yoga was updated on September 18, 2026 and JustFast User on September 11, 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.*