# TapItOff vs Rays

The clearest difference is in-app purchases: TapItOff at none against Rays's 2. TapItOff also leads on iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rays sells 2 in-app purchases, starting at $4.99 per month. TapItOff asks for nothing beyond the download.

TapItOff ships an update weekly, Rays every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TapItOff | Rays |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (7 ratings)](https://appshunter.io/ios/app/rays-auto-vitamin-d-tracking/id6752499967/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 35 MB | 58 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ExeBrain Co., Ltd.](https://appshunter.io/developer/1777770983) | [Rays Health Technologies LLC](https://appshunter.io/developer/1829292925) |

## What reviewers say

### TapItOff

[App page](https://appshunter.io/ios/app/tapitoff/id6743553759)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rays

[App page](https://appshunter.io/ios/app/rays-auto-vitamin-d-tracking/id6752499967)

Automatically tracks your body's vitamin D synthesis from sun exposure. Get personalized recommendations for optimal timing and duration to maintain energy, mood, and skin health year-round without manual logging.

**Highlights:** Automatic vitamin D synthesis tracking, Personalized health intelligence, Smart sun exposure recommendations, Progress tracking and health insights, Apple Health integration, Minimal battery usage

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rays - Auto Vitamin D Tracker | $4.99 | per month |
| Rays - Auto Vitamin D Tracker | $19.99 | per year |


## Frequently asked questions

### Is TapItOff free?

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

### Is Rays free?

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

### Do TapItOff or Rays have ads?

Neither TapItOff nor Rays shows ads.

### Which is updated more often, TapItOff or Rays?

TapItOff ships an update weekly, and Rays every 5 days. Most recently, TapItOff was updated on October 25, 2026 and Rays 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.*