Comparison

Wunda Smart vs Below The Surface

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

Head to head
About

Wunda Smart

Manage your home's heating and cooling system with advanced climate control. Optimize energy usage, reduce emissions, and enjoy personalized comfort room by room. Offers remote access, scheduling, and detailed energy reports.

Highlights
  • Under Floor Heating & Radiator Control
  • Room-to-Room Climate Management
  • Geo-Location Settings
  • 24/7 Scheduling
  • Hot Water Control
  • Energy Usage Reports
  • Remote Access
Features
Read full description

WundaSmart gives you complete climate control to help you tackle energy usage and CO2 emissions. We make systems that give people a beautifully simple, yet versatile way to manage their climate. It's the simplicity that makes it smart. With WundaSmart you can choose to control your Under Floor Heating, Radiators, or any combination of them from one App and one system. It couldn't be easier. You can control your whole home, or you can have total management of the temperatures in each individual room. More control = More Comfort + More Savings. WundaSmart gives the user - Control of Under Floor Heating and Radiators. - Room to Room Climate Management - A Variety of Geo-Location settings tailored to your needs - 24/7 Scheduling (per room if necessary) - Hot Water Control - Privileged User settings, ideal for families, rentals and business'. - Anti-Frost Settings - Alert System - Energy Usage reports - Remote Access from anywhere in the World. Downloading the WundaSmart App will allow you to set up your Smart Heating System, pair various devices and begin using your System. There's never been a simpler installation.

About

Below The Surface

Features
Read full description

Below the Surface is your personal mental wellness companion, helping you build resilience and healthy habits one step at a time. PRIVACY FIRST - BUILT FOR SECURITY - No account required - no email, no password, no personal data collected - No camera access - ever - No location tracking - we do not know or care where you are - No microphone access - your voice stays with you - No contacts access - your network is your business - Works fully offline - use anywhere without internet - No data shared with third parties - What happens in the app, stays in the app Your mental health journey is private. Period. WHATS INSIDE - Breathing Exercises - Calm your mind with guided breathing techniques including Box Breathing, 4-7-8, and more - Daily Rituals - Build morning and evening routines that set you up for success - Mindful Games - Relax with calming activities like Zen Garden drawing, Memory Match, and puzzle games - Affirmations and Quotes - Daily inspiration to boost your confidence and motivation - Learn Library - Articles and insights on mental health, relationships, stress management, and personal growth - Mood Tracking - Check in with yourself and understand your emotional patterns - Scenarios and Protocols - Practice communication skills and learn healthy response strategies TAILORED SUPPORT Special sections designed for: - Military Personnel - Mission planning, daily briefs, and transition support - Veterans - Skills translator, career resources, and peer connection tools - Young People - Big feelings toolkit, confidence builder, and interest explorer SIMPLE PRICING Start exploring free, then unlock everything with one affordable subscription. No hidden costs, cancel anytime. YOUR JOURNEY, YOUR PACE Whether you have 2 minutes or 20, Below the Surface meets you where you are. No pressure, no judgment - just practical tools for everyday mental wellness.

Screenshots

Wunda Smart4 screens
Below The Surface4 screens

Verdict

The call

The clearest difference is in-app purchases: Wunda Smart at none against Below The Surface's 2. On price, update cadence, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Below The Surface sells 2 in-app purchases, starting at $4.99 per month. Wunda Smart asks for nothing beyond the download.

UpkeepUpdate frequency

Wunda Smart ships an update monthly, Below The Surface every 3 weeks. The most recent releases landed on September 10, 2026 and October 12, 2026 respectively.

Scorecard1 real difference ยท 7 level
Wunda Smart versus Below The Surface: the parameters behind the verdict, then further details
ParameterWunda SmartBelow The Surface
PriceFreeFree
Positive reviews62.5% of reviewsโ€”
Update frequencyMonthlyEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
MonetizationFreeโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details โ€” not scored
Size31 MB138 MB
Age rating4+4+
DeveloperWUNDA GROUP PLCTazmin Kirk

In-app purchases

None

Wunda Smart

No in-app purchases

2 purchases

Below The Surface

Subscriptions2
  • Below the Surface Premium โ€“ Monthly$4.991 Month
  • Below the Surface Premium โ€“ Yearly$24.991 Year

Questions

Is Wunda Smart free?
Wunda Smart is free to download, with no in-app purchases.
Is Below The Surface free?
Below The Surface is free to download, with in-app purchases available.
Do Wunda Smart or Below The Surface have ads?
Neither Wunda Smart nor Below The Surface shows ads.
Which is updated more often, Wunda Smart or Below The Surface?
Wunda Smart ships an update monthly, and Below The Surface every 3 weeks. Most recently, Wunda Smart was updated on September 10, 2026 and Below The Surface on October 12, 2026.

Other comparisons