ChemTracker vs Blue Light Filter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ChemTracker
This app provides a secure platform for users worldwide to submit evidence of air pollution. It aims to create a global record of environmental concerns.
- Secure evidence submission
- Global user base
- Pollution tracking
- Environmental data collection
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ChemTracker app has been designed out of the necessity of having a secure location users from around the world can submit their evidence of pollution of our skies
Blue Light Filter
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.
- Adjustable blue light filter
- Eye strain relief
- Improved sleep quality
- Intuitive file manager
- Zip/unzip support
- Integrated web browser
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Blue Light Filter is your all-in-one solution for a comfortable and productive digital experience on iOS. Equip your device with our adjustable blue light filter to alleviate eye strain and improve sleep quality, especially during nighttime browsing and reading. Effortlessly manage and organize your documents, photos, and videos with our intuitive file manager, featuring zip/unzip support. Enjoy a seamless web browsing experience with an integrated blue light filter and easy access to bookmarks and history. Designed with a user-friendly interface, the app ensures easy navigation for users of all ages, and is fully optimized for iOS with Dark Mode compatibility, haptic feedback, and quick actions via 3D Touch. Download Blue Light Filter today and transform your screen time into a safer, more comfortable, and more efficient experience. Privacy Policy: https://riviacorp.com/privacy-filter/ Terms of Services: https://riviacorp.com/terms-filter/ Support: https://riviacorp.com/
Screenshots
Verdict
The clearest difference is review sentiment: ChemTracker at 100% against Blue Light Filter's 3%. ChemTracker also leads on rating (4.4 vs 3.3) and in-app purchases (none vs 5). Blue Light Filter's advantage is ratings volume (137 vs 7). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Blue Light Filter sells 5 in-app purchases, starting at $4.99 per 7 days. ChemTracker asks for nothing beyond the download.
ChemTracker holds the better App Store score, 4.4 against 3.3. That said, the two scores are not equally well evidenced: Blue Light Filter has 137 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 100% of ChemTracker's written reviews are positive against 3% of Blue Light Filter's.
ChemTracker ships an update every 10 days, Blue Light Filter weekly. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.
| Parameter | ChemTracker | Blue Light Filter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (7 ratings) — better | 3.3 (137 ratings) |
| Positive reviews | 100.0% of reviews — better | 2.6% of reviews |
| Number of ratings | 7 | 137 — better |
| Update frequency | Every 10 days | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 10.2 — better | 17.0 |
| Further details — not scored | ||
| Size | 54 MB | 19 MB |
| Age rating | 4+ | 17+ |
| Developer | Alex Jones | Rivia Corp s.r.o. |
Customer experience
ChemTracker
Blue Light Filter
In-app purchases
ChemTracker
No in-app purchases
Blue Light Filter
- Weekly3 Days trial$4.997 Days
- 1 month3 Days trial$6.991 Month
- Blue Light Filter - Monthly3 Days trial$7.991 Month
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- 1 year3 Days trial$24.991 Year
- Annually$29.991 Year
Questions
Is ChemTracker free?
Is Blue Light Filter free?
Which has better reviews, ChemTracker or Blue Light Filter?
Do ChemTracker or Blue Light Filter have ads?
Which is updated more often, ChemTracker or Blue Light Filter?
Other comparisons
