# smartlock.de Danalock App vs Period Tracker

The clearest difference is rating: Period Tracker at 4.4 against smartlock.de Danalock App's 3.5. Period Tracker also leads on ratings volume (213 vs 4) and update cadence (fortnightly vs every 6 weeks). smartlock.de Danalock App's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, review sentiment and device support there is nothing between them.

Both are free to download. Period Tracker sells 3 in-app purchases, starting at $3.99 per 7 days. smartlock.de Danalock App asks for nothing beyond the download.

Period Tracker holds the better App Store score, 4.4 against 3.5. That said, the two scores are not equally well evidenced: Period Tracker has 213 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 48% of smartlock.de Danalock App's written reviews are positive against 44% of Period Tracker's, so the app with the better star average is not the one people write more warmly about.

smartlock.de Danalock App ships an update every 6 weeks, Period Tracker fortnightly. The most recent releases landed on September 19, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | smartlock.de Danalock App | Period Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (4 ratings)](https://appshunter.io/ios/app/smartlockde-danalock-app/id1175558804/reviews) | **[4.4 (213 ratings)](https://appshunter.io/ios/app/period-tracker-cycle-tracker/id1472492169/reviews)** |
| Number of ratings | 4 | **213** |
| Positive reviews | **47.7% of reviews** | 43.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 65 MB | 105 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Soular GmbH & Co. KG](https://appshunter.io/developer/1147785644) | [Maple Labs Co., Ltd](https://appshunter.io/developer/1320450180) |

## What reviewers say

### smartlock.de Danalock App

[App page](https://appshunter.io/ios/app/smartlockde-danalock-app/id1175558804)

Control your smart locks remotely with your smartphone or smartwatch. Manage user access, automate unlocking, and receive activity logs. Integrates with Siri for voice control and offers convenient guest access options.

**Highlights:** Unlock doors with smartphone, Siri voice command integration, Reliable auto unlock, Complete user management, Guest access via SMS, Apple Watch control, Practical widget for status and control

**Features:** macOS Compatibility

**In-app purchases:** none


### Period Tracker

[App page](https://appshunter.io/ios/app/period-tracker-cycle-tracker/id1472492169)

This app helps women and teen girls track their menstrual cycles, ovulation, and fertility. It offers a period calendar, due date calculator, mood logging, and health tips. Users can also connect with a community for support and insights.

**Highlights:** Period and ovulation calendar, Fertility window prediction, Menstrual cycle reminders, Mood and symptom logging, Pregnancy calendar, Health tips and articles, Community forum

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | per 7 days |
| Premium | $9.99 | per month |
| Premium | $39.99 | per year |


## Frequently asked questions

### Is smartlock.de Danalock App free?

smartlock.de Danalock App is free to download, with no in-app purchases.

### Is Period Tracker free?

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

### Which has better reviews, smartlock.de Danalock App or Period Tracker?

Period Tracker is rated higher. smartlock.de Danalock App averages 3.5 out of 5 from 4 ratings, while Period Tracker averages 4.4 from 213 ratings.

### Do smartlock.de Danalock App or Period Tracker have ads?

Period Tracker shows ads; smartlock.de Danalock App does not.

### Which is updated more often, smartlock.de Danalock App or Period Tracker?

smartlock.de Danalock App ships an update every 6 weeks, and Period Tracker fortnightly. Most recently, smartlock.de Danalock App was updated on September 19, 2026 and Period Tracker on September 20, 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.*