# CarlOs vs DaySense Tracker

The clearest difference is in-app purchases: CarlOs at none against DaySense Tracker's 2. CarlOs also leads on device support (3 vs 1) and iOS requirement (13.4 vs 26.0). DaySense Tracker's advantage is update cadence (daily vs every 5 weeks). On price and ads there is nothing between them.

Both are free to download. DaySense Tracker sells 2 in-app purchases, starting at $2.99 per month. CarlOs asks for nothing beyond the download.

CarlOs ships an update every 5 weeks, DaySense Tracker daily. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CarlOs | DaySense Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | Free | — |
| Size | 33 MB | 21 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [ARROW GENERIQUES](https://appshunter.io/developer/1037851142) | [Robert Newman](https://appshunter.io/developer/1895000346) |

## What reviewers say

### CarlOs

[App page](https://appshunter.io/ios/app/carlos/id1442806830)

This app helps you understand your daily calcium needs and track your dietary intake to support bone health. It provides practical information on bone health, calcium, and osteoporosis. All information is for guidance only and not a substitute for medical advice.

**Highlights:** Calculate daily calcium needs, Track dietary calcium intake, Monitor calcium intake evolution, Access bone health information, Learn about osteoporosis and risk factors

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

**In-app purchases:** none


### DaySense Tracker

[App page](https://appshunter.io/ios/app/daysense-tracker/id6762764170)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DaySense Premium Monthly | $2.99 | per month |
| DaySense Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is CarlOs free?

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

### Is DaySense Tracker free?

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

### Do CarlOs or DaySense Tracker have ads?

Neither CarlOs nor DaySense Tracker shows ads.

### Which is updated more often, CarlOs or DaySense Tracker?

CarlOs ships an update every 5 weeks, and DaySense Tracker daily. Most recently, CarlOs was updated on October 9, 2026 and DaySense Tracker on October 5, 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.*