# Full vs Bi Alerta

The clearest difference is in-app purchases: Bi Alerta at none against Full's 5. Bi Alerta also leads on iOS requirement (12.0 vs 15.0). Full's advantage is update cadence (every 5 days vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. Full sells 5 in-app purchases, starting at $0.99 per year. Bi Alerta asks for nothing beyond the download.

Full ships an update every 5 days, Bi Alerta every 8 months. The most recent releases landed on September 19, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Full | Bi Alerta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/full-moon/id954003668/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 53 MB | 48 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Tppo](https://appshunter.io/developer/653348240) | [TWGroup](https://appshunter.io/developer/1632285392) |

## What reviewers say

### Full

[App page](https://appshunter.io/ios/app/full-moon/id954003668)

This lunar calendar app guides gardening practices based on moon phases. It identifies optimal times for sowing, planting, and harvesting based on root, leaf, flower, and fruit days, supporting biodynamic gardening principles.

**Highlights:** Lunar calendar for gardening, Root, Leaf, Flower, and Fruit Days, Sowing and Planting guidance, Biodynamic Calendar support, Tracks New Moon and Full Moon, Waxing and Waning Moon phases

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Formula | $0.99 | per year |
| Formula | $3.99 | per year |
| Benefactor | $8.99 | per year |
| Perpetuel | $0.99 | one-time |
| Bienfaiteur | $4.99 | one-time |


### Bi Alerta

[App page](https://appshunter.io/ios/app/bi-alerta/id6479285428)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Full free?

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

### Is Bi Alerta free?

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

### Do Full or Bi Alerta have ads?

Neither Full nor Bi Alerta shows ads.

### Which is updated more often, Full or Bi Alerta?

Full ships an update every 5 days, and Bi Alerta every 8 months. Most recently, Full was updated on September 19, 2026 and Bi Alerta on September 9, 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.*