# Calodin vs Tag

The clearest difference is in-app purchases: Calodin at none against Tag's 9. Tag's advantage is update cadence (every 2 weeks vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tag sells 9 in-app purchases, starting at $1.99 per 7 days. Calodin asks for nothing beyond the download.

Calodin ships an update every 3 weeks, Tag every 2 weeks. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Calodin | Tag |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 2 MB | 167 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Nico Verbruggen](https://appshunter.io/developer/1016261706) | [Bread technologies inc](https://appshunter.io/developer/1476303481) |

## What reviewers say

### Calodin

[App page](https://appshunter.io/ios/app/calodin/id6741170081)

**In-app purchases:** none


### Tag

[App page](https://appshunter.io/ios/app/tag-basic-calorie-tracker/id6745826335)

**Features:** Apple Watch app

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WEEKLY ACCESS | $1.99 | per 7 days |
| monthly subscription | $2.99 | per month |
| monthly access | $4.99 | per month |
| Gold Pass | $4.99 | per 3 months |
| Diamond Pass | $7.99 | per 6 months |
| weekly access | $12.99 | per 7 days |
| Ultra Pass | $29.99 | per year |
| Yearly Access | $29.99 | per year |
| yearly access | $59.99 | per year |


## Frequently asked questions

### Is Calodin free?

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

### Is Tag free?

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

### Do Calodin or Tag have ads?

Neither Calodin nor Tag shows ads.

### Which is updated more often, Calodin or Tag?

Calodin ships an update every 3 weeks, and Tag every 2 weeks. Most recently, Calodin was updated on October 2, 2026 and Tag on September 28, 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.*