Comparison

MtM MtConnect04 Pulse Oximeter vs Aetheria

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

Head to head
About

MtM MtConnect04 Pulse Oximeter

This app evaluates a development kit for measuring pulse and SpO2. It displays raw PPG sensor data in graphs and connects with specific MtM modules. Designed for developers and researchers.

Highlights
  • Pulse and SpO2 measurement evaluation
  • Raw PPG sensor data visualization
  • Development kit compatibility
  • BLE SiP module integration
  • Graph display of sensor readings
Features
Read full description

MtM MtConnect04 Pulse Oximeter is for evaluating the development kit with MtConnect04 and MtSense06. MtConnect04 is the smallest size SiP module of BLE. MtSense06 is carried on the PPG sensor, oCare which is invent by MtM's partner, Taiwan Biophotonic Co.(tBPC). It provide the measurements of pulse and SpO2. It also provides the raw data of 3 PPG sensor in graph. Visit us to know more: http://blog.mtmtech.com.tw/pulse-oximeter-with-mtconnect04

About

Aetheria

Features
Read full description

Aetheria: Your Spatial Sanctuary Escape the flat world. Enter Aetheria. Aetheria is not just another noise app. It is a high-performance spatial audio engine designed for those who demand more from their mental space. Whether you are deep-lining code, seeking restorative sleep, or reclaiming your focus from ADHD, Aetheria constructs a living, 3D environment that breathes with you. THE SPATIAL AUDIO DIFFERENCE β€’ Standard apps play static, two-dimensional loops. Aetheria utilizes a proprietary 360Β° sound stage. β€’ Active Spatialization: Use your screen as a canvas. Drag a crackling fire to your left, heavy rain behind you, and wind in the pines above. β€’ Dynamic Orbit: Enable "Motion" to let sounds slowly rotate around you. This prevents auditory habituation, keeping your brain engaged in a flow state for longer periods. NEUROSCIENCE, NOT JUST NOISE We don’t just offer "relaxing sounds." We offer cognitive control. Layer your environment with scientifically calibrated binaural beats to tune your brain state: β€’ Delta (2.5 Hz): Deep, restorative sleep. β€’ Theta (6.0 Hz): Meditation & creative visualization. β€’ Alpha (10 Hz): Relaxed alertness & stress reduction. β€’ Beta (20 Hz): High-level focus & cognitive performance. β€’ Gamma (40 Hz): Peak concentration (Pro). CINEMA-QUALITY SOUND BANK Every sound in Aetheria is 100% gapless and high-fidelity. β€’ The Elements: Heavy Rain, Distant Thunder, Ocean Swells, Forest Wind. β€’ The Colors: Deep Brown Noise (ADHD optimized), Pink Noise, and White Noise. β€’ The Atmosphere: Coffee Shop, Cello Drones, Tibetan Bowls, and 432Hz Tones. PRIVACY AS A FEATURE In an era of data harvesting, Aetheria is a sanctuary. β€’ Zero Tracking: We do not collect your usage, location, or identity. β€’ 100% Local: The audio engine runs entirely on your device. β€’ Offline Ready: No internet required. Perfect for flights or deep-work zones. OWN YOUR TOOLS. NO SUBSCRIPTIONS. We believe mental health tools should be owned, not rented. β€’ Free Tier: Generous access to core sounds and spatial presets. β€’ Aetheria Pro: A single, one-time purchase. No monthly fees. No recurring "wellness" taxes. Unlock the full library and Gamma waves forever. Transform your headphones into a sanctuary. Download Aetheria. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MtM MtConnect04 Pulse Oximeter3 screens
Aetheria4 screens

Verdict

The call

The clearest difference is in-app purchases: MtM MtConnect04 Pulse Oximeter at none against Aetheria's 1. MtM MtConnect04 Pulse Oximeter also leads on update cadence (weekly vs every 4 months) and iOS requirement (9.2 vs 13.0). On price, ads and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Aetheria sells 1 one-off in-app purchase. MtM MtConnect04 Pulse Oximeter asks for nothing beyond the download.

UpkeepUpdate frequency

MtM MtConnect04 Pulse Oximeter ships an update weekly, Aetheria every 4 months. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

Scorecard3 real differences Β· 5 level
MtM MtConnect04 Pulse Oximeter versus Aetheria: the parameters behind the verdict, then further details
ParameterMtM MtConnect04 Pulse OximeterAetheria
PriceFreeFree
Positive reviews0.0% of reviewsβ€”
Update frequencyWeekly β€” betterEvery 4 months
AdsNoNo
In-app purchasesNo β€” betterYes
MonetizationFreeβ€”
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS9.2 β€” better13.0
Further details β€” not scored
Size1 MB57 MB
Age rating12+4+
DeveloperMtM Technology CorporationAlperen Eroglu

In-app purchases

None

MtM MtConnect04 Pulse Oximeter

No in-app purchases

1 purchases

Aetheria

One-time1
  • Aetheria Lifetime Pro$19.99

Questions

Is MtM MtConnect04 Pulse Oximeter free?
MtM MtConnect04 Pulse Oximeter is free to download, with no in-app purchases.
Is Aetheria free?
Aetheria is free to download, with in-app purchases available.
Do MtM MtConnect04 Pulse Oximeter or Aetheria have ads?
Neither MtM MtConnect04 Pulse Oximeter nor Aetheria shows ads.
Which is updated more often, MtM MtConnect04 Pulse Oximeter or Aetheria?
MtM MtConnect04 Pulse Oximeter ships an update weekly, and Aetheria every 4 months. Most recently, MtM MtConnect04 Pulse Oximeter was updated on October 6, 2026 and Aetheria on October 28, 2026.

Other comparisons