# OmniLog vs CALCULA BARI

The clearest difference is in-app purchases: CALCULA BARI at none against OmniLog's 4. CALCULA BARI also leads on ads (none vs shown) and update cadence (every 2 months vs every 5 months). OmniLog's advantage is iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. OmniLog sells 4 in-app purchases, starting at $4.99 per month. CALCULA BARI asks for nothing beyond the download.

OmniLog ships an update every 5 months, CALCULA BARI every 2 months. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | OmniLog | CALCULA BARI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 93 MB | 39 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Andre Leite Barbosa Costa](https://appshunter.io/developer/984337133) | [BARI CODE SERVICOS MEDICOS LTDA](https://appshunter.io/developer/1724895507) |

## What reviewers say

### OmniLog

[App page](https://appshunter.io/ios/app/omnilog-weight-tracker/id1574761276)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $4.99 | per month |
| Premium - Monthly | $7.99 | per month |
| Premium - Yearly | $39.99 | per year |
| Premium - Yearly | $69.99 | per year |


### CALCULA BARI

[App page](https://appshunter.io/ios/app/calcula-bari/id6475704237)

This app supports individuals undergoing bariatric surgery by providing tools to track progress, set goals, and monitor key health metrics. It calculates BMI, protein and water intake, and projects weight loss for the first year post-surgery.

**Highlights:** BMI Calculator, Bariatric Goals Tracker, First Year Weight Loss Projection, Lean Mass vs. Fat Mass Graph, Protein Intake Goal, Water Intake Goal with Reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is OmniLog free?

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

### Is CALCULA BARI free?

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

### Do OmniLog or CALCULA BARI have ads?

OmniLog shows ads; CALCULA BARI does not.

### Which is updated more often, OmniLog or CALCULA BARI?

OmniLog ships an update every 5 months, and CALCULA BARI every 2 months. Most recently, OmniLog was updated on October 4, 2026 and CALCULA BARI on October 10, 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.*