# Keln vs SnapDose

The clearest difference is in-app purchases: Keln at none against SnapDose's 3. Keln also leads on iOS requirement (18.0 vs 26.0). SnapDose's advantage is update cadence (daily vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. SnapDose sells 3 in-app purchases, starting at $1.99 per month. Keln asks for nothing beyond the download.

Keln ships an update every 2 weeks, SnapDose daily. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Keln | SnapDose |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/snapdose-supplement-tracker/id6796846970/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 3 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [STYLIANOS TOUMPELIS](https://appshunter.io/developer/1895463686) | [JOSEPH RICHARD VITALE](https://appshunter.io/developer/1896717829) |

## What reviewers say

### Keln

[App page](https://appshunter.io/ios/app/keln/id6763733092)

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

**In-app purchases:** none


### SnapDose

[App page](https://appshunter.io/ios/app/snapdose-supplement-tracker/id6796846970)

Effortlessly track your daily vitamins and supplements. Simply scan bottle labels to create custom reminder schedules and manage your intake. Stay organized and never miss a dose with this private, on-device tool.

**Highlights:** Scan supplement bottle labels with on-device intelligence, Create custom reminder schedules for any frequency, Track remaining supply and reorder easily, Private by design, no account or data collection, Organized list of all supplements and intake history

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SnapDose Premium (Monthly) | $1.99 | per month |
| SnapDose Premium (Annual) | $9.99 | per year |
| SnapDose Premium (Lifetime) | $19.99 | one-time |


## Frequently asked questions

### Is Keln free?

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

### Is SnapDose free?

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

### Do Keln or SnapDose have ads?

Neither Keln nor SnapDose shows ads.

### Which is updated more often, Keln or SnapDose?

Keln ships an update every 2 weeks, and SnapDose daily. Most recently, Keln was updated on September 20, 2026 and SnapDose on September 19, 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.*