# UV Reminders vs SunSync

The clearest difference is review sentiment: UV Reminders at 100% against SunSync's 50%. UV Reminders also leads on rating (4.9 vs 4.3) and update cadence (every 3 days vs fortnightly). SunSync's advantage is monetization model (freemium vs subscription) and device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. UV Reminders sells 2 in-app purchases, starting at $3.99 per 7 days and SunSync sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UV Reminders holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 13 and 3 respectively. Written reviews point the same way: 100% of UV Reminders's written reviews are positive against 50% of SunSync's.

UV Reminders ships an update every 3 days, SunSync fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | UV Reminders | SunSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (13 ratings)](https://appshunter.io/ios/app/uv-reminders-squak/id6760211747/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/sunsync-sunscreen-reminder/id6779470861/reviews) |
| Number of ratings | **13** | 3 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Subscription | **Freemium** |
| Size | 82 MB | 30 MB |
| Requires iOS | **18.2** | 18.6 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [TigerSwap LLC](https://appshunter.io/developer/1777292973) | [Samuel Araya](https://appshunter.io/developer/1891843842) |

## What reviewers say

### UV Reminders

[App page](https://appshunter.io/ios/app/uv-reminders-squak/id6760211747)

This app helps you maintain consistent sunscreen application with personalized timers based on your skin tone, SPF, and environmental UV levels. It sends automatic reminders when UV is high, making sun protection a regular habit.

**Highlights:** Personalized sunscreen timer, UV index alerts, Skin tone (Fitzpatrick scale) integration, SPF level input, Environmental condition tracking, Habit building for sun protection

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Squak Weekly | $3.99 | per 7 days |
| Squak Yearly | $14.99 | per year |


### SunSync

[App page](https://appshunter.io/ios/app/sunsync-sunscreen-reminder/id6779470861)

This app helps you stay safe in the sun by providing local UV index information, smart sunscreen reapplication timers, and gentle reminders. It personalizes your sun protection based on your skin type and activity, turning sun safety into a simple daily ritual.

**Highlights:** Local UV index readings, Smart sunscreen reapply timer, Personalized sun protection, Gentle reapply reminders, UV alerts with quiet hours, Home/Lock Screen UV widget

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SunSync Plus Monthly | $1.99 | per month |
| SunSync Plus Yearly | $14.99 | per year |


## Frequently asked questions

### Is UV Reminders free?

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

### Is SunSync free?

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

### Which has better reviews, UV Reminders or SunSync?

UV Reminders is rated higher. UV Reminders averages 4.9 out of 5 from 13 ratings, while SunSync averages 4.3 from 3 ratings.

### Do UV Reminders or SunSync have ads?

Neither UV Reminders nor SunSync shows ads.

### Which is updated more often, UV Reminders or SunSync?

UV Reminders ships an update every 3 days, and SunSync fortnightly. Most recently, UV Reminders was updated on October 24, 2026 and SunSync on October 24, 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.*