# NightVision Light vs Blue Light Filter

The clearest difference is review sentiment: NightVision Light at 67% against Blue Light Filter's 3%. NightVision Light also leads on rating (4.0 vs 3.3) and in-app purchases (none vs 5). Blue Light Filter's advantage is update cadence (weekly vs every 38 months) and ratings volume (137 vs 40). On price, ads 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. NightVision Light asks for nothing beyond the download.

NightVision Light holds the better App Store score, 4.0 against 3.3. Both are backed by a comparable volume of ratings — 40 and 137 respectively. Written reviews point the same way: 67% of NightVision Light's written reviews are positive against 3% of Blue Light Filter's.

NightVision Light ships an update every 38 months, Blue Light Filter weekly. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | NightVision Light | Blue Light Filter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (40 ratings)](https://appshunter.io/ios/app/nightvision-light/id1081761997/reviews)** | [3.3 (137 ratings)](https://appshunter.io/ios/app/blue-light-filter/id6463748819/reviews) |
| Number of ratings | 40 | **137** |
| Positive reviews | **66.7% of reviews** | 2.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 19 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 17+ |
| Developer | [Vixen Co.,Ltd.](https://appshunter.io/developer/536188843) | [Rivia Corp s.r.o.](https://appshunter.io/developer/1698333588) |

## What reviewers say

### NightVision Light

[App page](https://appshunter.io/ios/app/nightvision-light/id1081761997)

This utility app provides adjustable illumination for dark environments. It offers a red light mode to preserve night vision and a bulb light mode to prevent color cast in photography. Ideal for stargazing, camera adjustments, or any task requiring light without compromising sight.

**Highlights:** Variable light intensity, Red color light mode, Bulb light mode, Preserves night vision, Prevents red foreground in photos, Suitable for stargazing

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is NightVision Light free?

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

### Is Blue Light Filter free?

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

### Which has better reviews, NightVision Light or Blue Light Filter?

NightVision Light is rated higher. NightVision Light averages 4.0 out of 5 from 40 ratings, while Blue Light Filter averages 3.3 from 137 ratings.

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

Neither NightVision Light nor Blue Light Filter shows ads.

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

NightVision Light ships an update every 38 months, and Blue Light Filter weekly. Most recently, NightVision Light was updated on September 17, 2026 and Blue Light Filter on September 21, 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.*