Comparison

Simple Breathwork vs Stud + Metal Scanner

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

Head to head
About

Simple Breathwork

This app offers a peaceful and focused breathing experience. Users can customize inhale, hold, and exhale durations, and set the number of breathing rounds. It provides a clear visual guide without distractions or sign-up requirements.

Highlights
  • Custom breathing durations
  • Clear visual countdown
  • Minimal, calming design
  • Instant start, no sign-up
  • Guided breathing rounds
Features
Read full description

Slow is a calm, distraction-free breathing app. Set your own inhale, hold, and exhale, choose how many rounds you want, and let a gentle visual guide carry you through — quietly and clearly. No accounts. No noise. No ads. Just breathe. Not sure where to start? Begin with a guided preset: • Calm — slow your nervous system • Sleep — wind down and fall asleep faster • Focus — settle into flow • Energy — a quick, natural lift • Stress Reset — find center in about a minute Or build your own pattern from scratch and tune every phase of the breath to exactly what feels right. Every session is led by a clear visual countdown, so you can lower your shoulders, close your eyes, and simply follow along. Keep a daily streak going to turn a few quiet minutes into a habit. What's inside: • Fully adjustable inhale, hold, and exhale timing • Five guided presets for sleep, focus, calm, energy, and stress • A clean, beautiful breathing animation and countdown • Daily streak tracking • Minimal, calming design that stays out of your way • Start instantly — no sign-up, no account, no ads — Slow Pro — Slow is free to use. Slow Pro is an optional upgrade that adds: • Unlimited custom presets — save your own breathing patterns and reuse them in a tap • Full streak history — see every session you've ever completed, not just the last week • Support independent development, and unlock all future Pro features Choose what suits you: a monthly or yearly subscription, or a one-time lifetime unlock. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period, and you can manage or cancel anytime in your App Store account settings. The lifetime option is a single, non-renewing purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://jamesbtlr.com/slow/privacy.html

About

Stud + Metal Scanner

Instantly locate studs, screws, and nails behind walls, or measure magnetic fields (EMF) using your iPhone's built-in sensor. This dual-mode utility is perfect for DIY projects, home improvement, and scientific exploration.

Highlights
  • Stud finder mode
  • Magnetometer (EMF) mode
  • Detect studs, screws, nails, and metal
  • Measure magnetic fields in real-time
  • Graph view for field changes
  • Pause scans for precision readings
  • Re-zero sensor for accuracy
Read full description

Detect studs, screws, nails, and measure magnetic fields (EMF) instantly with your iPhone. Two powerful modes in one app: Stud Finder & Magnetometer — works entirely on your iPhone. Perfect for DIY enthusiasts, home improvement projects, tech experiments, educational purposes, contractors, engineers, and anyone curious about magnetic fields or hidden metal. Stud Finder Mode Locate wall studs, screws, nails, metal pipes, and hidden metal objects behind drywall, plaster, and panel walls. Accurate readings using your iPhone’s built-in magnetic sensor. Pro Tip: For best results, hold the bottom third of the back near the wall — that’s where the sensor is. Pause scans to note field values for precision. Re-zero the sensor anytime for accurate readings. Detect studs, screws, nails, wall anchors, and metal pipes for safer drilling and renovations. Ideal for homeowners, contractors, interior designers, and DIY enthusiasts. Perfect for hanging shelves, picture frames, cabinets, mirrors, or TVs without guesswork. Magnetometer Mode (EMF Detection) Measure magnetic fields in real time. Graph view shows field changes instantly. Detect EMF levels, metal objects, and magnetic anomalies for experiments or tech projects. Monitor magnetic field trends and peaks on the live graph. Perfect for students, engineers, hobbyists, or anyone exploring EMF. Ideal for classrooms, STEM labs, science fairs, or home experiments. Dual-Mode Functionality Find studs and detect magnetic fields (EMF). Perfect for home DIY, construction, school labs, STEM experiments, or curiosity-driven exploration. Provides actionable, real-time feedback for home improvement and tech applications. Why Users Love Stud + Metal Scanner Clean interface for scanning walls or visualizing magnetic fields. Real-time feedback ensures you never miss studs, screws, nails, or metal objects. Graph mode provides instant visual confirmation of field changes. Safe and reliable for home improvement, DIY, and tech explorations. Lightweight and fast Perfect for casual users, contractors, and technical professionals. Ideal for detecting hidden studs, metal objects, or performing STEM experiments. Pro Tips Pause scans to record readings and plan your project. Move your iPhone slowly along walls for optimal detection. Use Magnetometer mode to explore EMF and hidden metals. Re-zero the sensor whenever needed. Bottom third of iPhone back is the best spot for scanning. Corners, edges, or areas with high metal density for best results. Combine Stud Finder and Magnetometer modes to validate readings. Use Cases & Applications Hang shelves, TVs, picture frames, cabinets, mirrors, or artwork safely. Detect metal studs, screws, nails, wall anchors, and metal pipes. Explore magnetic fields in classrooms, labs, science fairs, or DIY tech projects. Measure EMF levels for STEM projects, experiments, or educational purposes. Identify hidden metal objects, magnetic anomalies, or ferrous materials. Track magnetic field trends visually with the graph for experiments or demonstrations. Perfect for homeowners, contractors, engineers, students, hobbyists, and interior designers and renovation professionals Curious minds exploring EMF or magnetic fields, STEM classrooms, educational labs, or science fairs Why Download Dual functionality: Stud Finder + Magnetometer Visual feedback: Graph shows field changes in real time Reliable: Perfect for home, school, or lab use Sensor guidance: Bottom third of iPhone back is optimal for scanning Versatile: DIY projects, home improvement, STEM experiments, and tech enthusiasts Download Stud + Metal Scanner now to make your next project easier, safer, and more accurate. Detect studs, screws, nails, metal objects, or explore magnetic fields (EMF) — all from your iPhone! Start scanning today and experience the most versatile Stud Finder & Magnetometer utility app on the App Store!

Screenshots

Simple Breathwork4 screens
Stud + Metal Scanner4 screens

Verdict

The call

The clearest difference is in-app purchases: Stud + Metal Scanner at none against Simple Breathwork's 3. Stud + Metal Scanner also leads on iOS requirement (15.6 vs 18.5). On price, rating, review sentiment and ratings volume 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. Simple Breathwork sells 3 in-app purchases, starting at $4.99 per month. Stud + Metal Scanner asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Simple Breathwork against 5.0 for Stud + Metal Scanner. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Scorecard2 real differences · 8 level
Simple Breathwork versus Stud + Metal Scanner: the parameters behind the verdict, then further details
ParameterSimple BreathworkStud + Metal Scanner
PriceFreeFree
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings2 — better1
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhoneiPhone, iPod — better
Requires iOS18.515.6 — better
Further details — not scored
Size9 MB5 MB
Age rating4+4+
DeveloperJames ButlerPRADEEP CHENDURAN BALASUNDARAM

Customer experience

Simple Breathwork

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Stud + Metal Scanner

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Simple Breathwork

Subscriptions2
  • Slow Pro Monthly$4.991 Month
  • Slow Pro Yearly$19.991 Year
One-time1
  • Slow Pro Lifetime$39.99
None

Stud + Metal Scanner

No in-app purchases

Questions

Is Simple Breathwork free?
Simple Breathwork is free to download, with in-app purchases available.
Is Stud + Metal Scanner free?
Stud + Metal Scanner is free to download, with no in-app purchases.
Which has better reviews, Simple Breathwork or Stud + Metal Scanner?
Simple Breathwork and Stud + Metal Scanner are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do Simple Breathwork or Stud + Metal Scanner have ads?
Neither Simple Breathwork nor Stud + Metal Scanner shows ads.

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