# Aura Zen vs Lua

The clearest difference is in-app purchases: Aura Zen at none against Lua's 4. Lua's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Lua sells 4 in-app purchases, starting at $6.49 per month. Aura Zen asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Aura Zen | Lua |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lua-period-and-birth-control/id6792703101/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | — | Free with in-app purchases |
| Size | 172 MB | 85 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Erik Alberto Ponce Meza](https://appshunter.io/developer/1860710772) | [Nuno Coelho](https://appshunter.io/developer/825072693) |

## What reviewers say

### Aura Zen

[App page](https://appshunter.io/ios/app/aura-zen/id6757166481)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lua

[App page](https://appshunter.io/ios/app/lua-period-and-birth-control/id6792703101)

Track your menstrual cycle, predict your period, and manage birth control with private, on-device reminders. Offers insights into your cycle phases, fertile windows, and pregnancy tracking. Integrates with Apple Health for seamless data sharing.

**Highlights:** Period and fertile window estimates, Birth control pill and method reminders, Symptom and flow logging, Pregnancy tracking, On-device data storage, Apple Health integration

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.49 | per month |
| Lua for Contraception | $19.99 | per year |
| Yearly | $39.99 | per year |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is Aura Zen free?

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

### Is Lua free?

Lua is free to download, with in-app purchases available.

### Do Aura Zen or Lua have ads?

Aura Zen shows ads; Lua does not.

### Which is updated more often, Aura Zen or Lua?

Aura Zen ships an update every 3 days, and Lua every 3 days. Most recently, Aura Zen was updated on October 31, 2026 and Lua 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.*