Comparison

Light Detective vs Pulse Periods Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Light Detective

This app educates patients about blue light and UV radiation, demonstrating the benefits of blue-coated lenses with simulations and images. It also measures blue light and UV radiation from various sources to enhance patient understanding.

Highlights
  • Patient education on blue light and UV
  • Simulations and images of lens benefits
  • Blue light measurement from light sources
  • UV radiation measurement
  • Information for eye care professionals
Features
Read full description

Light Detective will assist you in explaining about Blue coated lens, Blue light and UV to patients. This application has helpful and informative contents that shows the benefits of Blue coated lens with simulation and images. Plus, this app enables you to measure Blue light from any light sources such as tablet(iPad) or Smartphone or Fluorescent light etc. and UV radiation with a Light Detective module to help patients to have better understanding about Blue light and UV radiation. This App is intended for use by Eye Care Professionals. - If you are a professional eye care practitioner, please contact us to learn more about Light Detective.

About

Pulse Periods Tracker

Features
Read full description

Pulse - Period Tracking App Take control of your cycle with Pulse, a simple yet powerful period-tracking app designed to make tracking your health and well-being easier than ever. Pulse helps you monitor your menstrual cycle, log symptoms, and predict future period dates—all without the need for complex settings or third-party integrations. Key Features: Accurate Period Predictions: Track your menstrual cycle with precision. Pulse uses the data you provide to estimate upcoming period dates, helping you stay prepared. Customizable Tracking: Record details like cycle length, symptoms, and birth control usage to receive personalized predictions and insights about your reproductive health. Privacy-First Approach: Your data stays with you. Pulse does not share data with any third parties or use third-party integrations. We respect your privacy, and everything is stored securely within the app. Simple & User-Friendly Interface: Enjoy a clean, intuitive design that makes logging your cycle and reviewing health insights quick and easy. No Location Tracking: Rest assured, Pulse does not collect any location data, allowing you to focus solely on your health without concerns. Your Data, Your Control At Pulse, privacy is our priority. You can view, edit, and delete your health data anytime. We are committed to providing a safe, private space where you can manage your menstrual health. Take the guesswork out of period tracking and join a community of users who trust Pulse for reliable health insights. Download today and experience a hassle-free approach to period tracking and reproductive health.

Screenshots

Light Detective3 screens
Pulse Periods Tracker4 screens

Verdict

The call

The clearest difference is ads: Light Detective at none against Pulse Periods Tracker's shown. Pulse Periods Tracker's advantage is update cadence (every 4 weeks vs every 8 months). On price, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Light Detective ships an update every 8 months, Pulse Periods Tracker every 4 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Light Detective versus Pulse Periods Tracker: the parameters behind the verdict, then further details
ParameterLight DetectivePulse Periods Tracker
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 8 monthsEvery 4 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better14.0.0
Further details — not scored
Size120 MB71 MB
Age rating4+12+
DeveloperSignet Armorlite, Inc.DIGITALHELP UK

In-app purchases

None

Light Detective

No in-app purchases

None

Pulse Periods Tracker

No in-app purchases

Questions

Is Light Detective free?
Light Detective is free to download, with no in-app purchases.
Is Pulse Periods Tracker free?
Pulse Periods Tracker is free to download, with no in-app purchases.
Do Light Detective or Pulse Periods Tracker have ads?
Pulse Periods Tracker shows ads; Light Detective does not.
Which is updated more often, Light Detective or Pulse Periods Tracker?
Light Detective ships an update every 8 months, and Pulse Periods Tracker every 4 weeks. Most recently, Light Detective was updated on October 24, 2026 and Pulse Periods Tracker on October 25, 2026.

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