# CalBio vs AppCelmi

The clearest difference is update cadence: AppCelmi at every 3 weeks against CalBio's every 10 months. CalBio's advantage is iOS requirement (13.0 vs 15.0). 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.

CalBio ships an update every 10 months, AppCelmi every 3 weeks. The most recent releases landed on August 31, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | CalBio | AppCelmi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calbio/id1451734362/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 81.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 31 MB | 140 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andres Enrique Lai Reyes](https://appshunter.io/developer/1366617946) | [Celmi Sistemas de Pesagem Ltda](https://appshunter.io/developer/1304321866) |

## What reviewers say

### CalBio

[App page](https://appshunter.io/ios/app/calbio/id1451734362)

This astronomical calendar supports biodynamic practices with daily celestial observations, planetary positions, and recommended agricultural activities. It's valid for both hemispheres and works offline, offering content in Spanish, English, and Portuguese.

**Highlights:** Astronomical calendar for biodynamic practices, Celestial observations and planetary positions, Daily agricultural activity recommendations, Offline functionality, Multi-language support (Spanish, English, Portuguese), Valid for both hemispheres

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

**In-app purchases:** none


### AppCelmi

[App page](https://appshunter.io/ios/app/appcelmi-sementes/id1642967412)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalBio free?

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

### Is AppCelmi free?

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

### Do CalBio or AppCelmi have ads?

Neither CalBio nor AppCelmi shows ads.

### Which is updated more often, CalBio or AppCelmi?

CalBio ships an update every 10 months, and AppCelmi every 3 weeks. Most recently, CalBio was updated on August 31, 2026 and AppCelmi on August 25, 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.*