# Blue Light Filter vs NumeroLuck

The clearest difference is update cadence: Blue Light Filter at weekly against NumeroLuck's monthly. NumeroLuck's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Blue Light Filter sells 5 in-app purchases, starting at $4.99 per 7 days and NumeroLuck sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Blue Light Filter ships an update weekly, NumeroLuck monthly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Blue Light Filter | NumeroLuck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (138 ratings)](https://appshunter.io/ios/app/blue-light-filter/id6463748819/reviews)** | — |
| Number of ratings | **138** | — |
| Positive reviews | 2.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 10 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Rivia Corp s.r.o.](https://appshunter.io/developer/1698333588) | [Srikanth Polisetty](https://appshunter.io/developer/1881355111) |

## What reviewers say

### Blue Light Filter

[App page](https://appshunter.io/ios/app/blue-light-filter/id6463748819)

Reduce eye strain and improve sleep with an adjustable blue light filter. Organize your files, photos, and videos with an integrated file manager. Enjoy a seamless web browsing experience with built-in filtering and bookmarking.

**Highlights:** Adjustable blue light filter, Eye strain relief, Improved sleep quality, Intuitive file manager, Zip/unzip support, Integrated web browser

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| 1 month | $6.99 | per month |
| Blue Light Filter - Monthly | $7.99 | per month |
| 1 year | $24.99 | per year |
| Annually | $29.99 | per year |

**What reviewers complain about**

- 💸 Expensive subscription model
- 🚫 Blue light filter limited to app
- ⚠️ Difficult subscription cancellation
- 😠 App not free as expected
- ❌ Poor user interface

**Reported bugs**

- App doesn't open
- App keeps crashing
- App doesn't work on Mac
- Blank 'Trial Page' window
- Free cancellation not working

**Requested features**

- Automatically turn on at login
- Toggle on/off with shortcut key
- Apply blue light filter to entire phone
- More customization options


### NumeroLuck

[App page](https://appshunter.io/ios/app/numeroluck/id6759871749)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NumeroLuck Premium | $0.99 | one-time |


## Frequently asked questions

### Is Blue Light Filter free?

Blue Light Filter is free to download, with in-app purchases available.

### Is NumeroLuck free?

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

### Do Blue Light Filter or NumeroLuck have ads?

Neither Blue Light Filter nor NumeroLuck shows ads.

### Which is updated more often, Blue Light Filter or NumeroLuck?

Blue Light Filter ships an update weekly, and NumeroLuck monthly. Most recently, Blue Light Filter was updated on October 30, 2026 and NumeroLuck on October 25, 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.*