# Lunation Period Cycle Tracker vs spf.today

Lunation Period Cycle Tracker and spf.today both sit at 4.6 stars, but that hides the real split: 89% of spf.today's written reviews are positive against 50% of Lunation Period Cycle Tracker's. spf.today also leads on update cadence (every 5 days vs every 11 days). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Lunation Period Cycle Tracker sells 9 in-app purchases, starting at $2.99 per 7 days and spf.today sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Lunation Period Cycle Tracker against 4.6 for spf.today. Both are backed by a comparable volume of ratings — 106 and 36 respectively. Written reviews are what separate them: 50% of Lunation Period Cycle Tracker's written reviews are positive against 89% of spf.today's.

Lunation Period Cycle Tracker ships an update every 11 days, spf.today every 5 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Lunation Period Cycle Tracker | spf.today |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (106 ratings)](https://appshunter.io/ios/app/lunation-period-cycle-tracker/id6447531740/reviews) | **[4.6 (36 ratings)](https://appshunter.io/ios/app/spftoday-sunscreen-tracker/id6670567397/reviews)** |
| Number of ratings | **106** | 36 |
| Positive reviews | 50.0% of reviews | **88.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 87 MB | 69 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Holdone Software SRL](https://appshunter.io/developer/1681630467) | [Destro Labs LLC](https://appshunter.io/developer/939914528) |

## What reviewers say

### Lunation Period Cycle Tracker

[App page](https://appshunter.io/ios/app/lunation-period-cycle-tracker/id6447531740)

This app offers private and straightforward period, ovulation, and pregnancy tracking. It provides clear predictions, optional symptom logging, and a calm, non-clinical interface. Core features remain free, with an optional subscription for advanced insights.

**Highlights:** Period and fertile window predictions, Pregnancy week-by-week tracking, Optional symptom and mood logging, Private by design with optional Apple Health sync, Calm, non-clinical interface, Doctor report export

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lunation Gold Weekly | $2.99 | per 7 days |
| Lunation Gold Monthyl | $9.99 | per month |
| Lunation Plus Monthly | $9.99 | per month |
| Lunation Plus | $9.99 | per month |
| Secret Discount | $19.99 | per year |
| Lunation Gold | $49.99 | per year |
| Lunation Plus Yearly | $49.99 | per year |
| Lunation Start Yearly | $49.99 | per year |
| Lifetime Gold | $39.99 | one-time |


### spf.today

[App page](https://appshunter.io/ios/app/spftoday-sunscreen-tracker/id6670567397)

Effortlessly track sunscreen application and receive smart reapply reminders. Build consistent sun safety habits with progress tracking and discreet notifications, designed to fit seamlessly into your daily routine.

**Highlights:** Log sunscreen in seconds, Track from Lock Screen/Apple Watch, Smart reapply reminders, Build streaks and view history, Subtle, silent notifications, Fits into daily routine

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Annual Subscription | $14.99 | per year |
| Annual Subscription | $14.99 | per year |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Lunation Period Cycle Tracker free?

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

### Is spf.today free?

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

### Which has better reviews, Lunation Period Cycle Tracker or spf.today?

spf.today is rated higher. Lunation Period Cycle Tracker averages 4.6 out of 5 from 106 ratings, while spf.today averages 4.6 from 36 ratings.

### Do Lunation Period Cycle Tracker or spf.today have ads?

Neither Lunation Period Cycle Tracker nor spf.today shows ads.

### Which is updated more often, Lunation Period Cycle Tracker or spf.today?

Lunation Period Cycle Tracker ships an update every 11 days, and spf.today every 5 days. Most recently, Lunation Period Cycle Tracker was updated on November 7, 2026 and spf.today on October 30, 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.*