# Tag vs OneCal Calorie Tracker

The clearest difference is in-app purchases: OneCal Calorie Tracker at none against Tag's 9. Tag's advantage is ads (none vs shown). On price, update cadence, 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. OneCal Calorie Tracker asks for nothing beyond the download.

Tag ships an update every 2 weeks, OneCal Calorie Tracker every 9 days. The most recent releases landed on September 28, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Tag | OneCal Calorie Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 167 MB | 5 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Bread technologies inc](https://appshunter.io/developer/1476303481) | [Marcus Spitzmiller](https://appshunter.io/developer/1844961002) |

## What reviewers say

### 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 |


### OneCal Calorie Tracker

[App page](https://appshunter.io/ios/app/onecal-calorie-tracker/id6753773780)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tag free?

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

### Is OneCal Calorie Tracker free?

OneCal Calorie Tracker is free to download, with no in-app purchases.

### Do Tag or OneCal Calorie Tracker have ads?

OneCal Calorie Tracker shows ads; Tag does not.

### Which is updated more often, Tag or OneCal Calorie Tracker?

Tag ships an update every 2 weeks, and OneCal Calorie Tracker every 9 days. Most recently, Tag was updated on September 28, 2026 and OneCal Calorie Tracker on October 3, 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.*