Comparison

myVibrometer HD vs CalUnity

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

Head to head
About

myVibrometer HD

This tool measures real-time vibrations and accelerations along X, Y, and Z axes. It records orientation, navigation, and timestamp data, displaying it graphically with filtering and zoom capabilities. Data can be saved, emailed, or shared with analysis software.

Highlights
  • Real-time vibration and acceleration measurement
  • Records orientation, navigation, and timestamp data
  • Graphical display with filtering and zoom
  • Saves graphs to Photo Album
  • Exports data as CSV files
  • Vibration alarm functionality
Features
Read full description

"myVibrometer HD" is a tool for measuring accelerations/vibration in real time; activating the "recording" function the application will save on a file the: - Instantaneous values ​​of the vibration along the X, Y, Z; automatically calculates the minimum and maximum values ​​of vibration and the vibration energy per unit mass - The orientation data using the device's internal compass - The navigation data using the internal GPS receiver - The timestamp for each recorded data using the device's internal clock The recorded data are displayed graphically by the instrument with the possibility of filtering for unwanted components. The graphs of the vibrations can be saved in the "Photo Album" of the device. Using the zoom/pan function you can view, save and send by e-mail just a detail of interest of the vibrations diagram. All data are saved in a (UTF8) text file. The text file containing the data can be: - sent using the mail client integrated of "myVibrometer HD" - shared and imported in a common analysis software for MAC / PC (ex. Numbers, Excel, Text Editor, etc. ...) using "iTunes File Sharing" or "Open In" Features: - Measurement of vibrations - Data is recorded on a text .csv file (UTF8 - the recorded data are " ; " delimited character formatted) - Orientation and navigation data recorded for each measurement of accelerations along the three axes X, Y, Z - Calculation of the energy of vibration - Calculation of the minimum and maximum accelerations along the x, y, z - Graphs of the accelerations recorded along the axes x, y, z - Zoom and pan of the diagrams of accelerations - Possibility to save the diagrams of accelerations in the "Photo Album" of the device - Ability to send by e-mail or share, using "iTunes File Sharing" or "Open In", the recorded data - Filter for diagrams along the axes X, Y, Z (the graphs can be filtered to better view only the desired data) - VIBRATIONS ALARM (the tool can be used to signal an impending earthquake - the user can choose the minimum threshold of vibration for the alarm) - Continuous recording with adjustable time window: from the last 5 seconds to the last 30 minutes ("myVibrometer HD" will erase automatically the oldest data) - Saving for the DATE and TIME for each data recorded (timestamp) - The recorded acceleration, orientation, navigation data and the corresponding date / time (for each acceleration value recorded) will be saved in a text file ".csv" ( " ; " delimited character ) - Function "CALIBRATE" for the calibration of the measuring instrument - "ITunes File Sharing": all the recorded values ​​can be copied to MAC / PC using iTunes software - "Open In" to share recorded data (.csv file UTF8) with dropbox or other installed apps - Dynamical graphical preview of the values ​​of the accelerations recorded (during measurement) - AirPrint to print the visualized accelerations diagram directly with "myVibrometer HD" app

About

CalUnity

Consolidate all your calendars from Google, Outlook, iCloud, and CalDAV into a single, AI-powered interface. Manage your schedule with natural language commands and enjoy smart conflict detection, all while prioritizing your privacy with read-only access and encrypted data.

Highlights
  • Unified view of multiple calendar providers
  • AI assistant with natural language control
  • Smart conflict detection
  • Push notifications and event reminders
  • Lightning-fast sync
  • Dark and light mode support
Features
Read full description

Calunity brings all your calendars together in one unified, AI-powered app. Connect Google Calendar, Microsoft Outlook, Apple iCloud, and CalDAV servers — and see everything in a single, beautifully designed interface. UNIFIED CALENDAR VIEW Sign in with any provider and instantly access all your connected calendars. No manual setup, no switching between apps. Add more accounts anytime from settings. AI CALENDAR ASSISTANT Manage your schedule using natural language. Say "Schedule lunch with Sarah next Tuesday at noon" or ask "What does my week look like?" The AI understands context across all your calendars and never makes changes without your explicit approval. PRIVACY FIRST Your calendar data belongs to you. Calunity operates in read-only mode by default, encrypts all data in transit and at rest, and never sells or shares your information with advertisers. Revoke access to any connected account at any time with one tap. KEY FEATURES - Unified view of Google, Microsoft, Apple, and CalDAV calendars - AI assistant with natural language control and voice input - Smart conflict detection across all calendars - Day, week, month, and schedule views - Push notifications and event reminders - Lightning-fast sync with intelligent caching - Dark mode and light mode support - Works seamlessly with the Calunity web app Calunity is completely free to use, including the AI assistant, multi-provider sync, and unified calendar view.

Screenshots

CalUnity4 screens

Verdict

The call

The clearest difference is price: CalUnity at Free against myVibrometer HD's $0.99. CalUnity also leads on update cadence (fortnightly vs every 10 months). myVibrometer HD's advantage is rating (3.0 vs 1.0). On ratings volume, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

CalUnity is free to download; myVibrometer HD costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

myVibrometer HD holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

myVibrometer HD ships an update every 10 months, CalUnity fortnightly. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

Scorecard4 real differences · 6 level
myVibrometer HD versus CalUnity: the parameters behind the verdict, then further details
ParametermyVibrometer HDCalUnity
Price$0.99Free — better
Rating3.0 (1 ratings) — better1.0 (1 ratings)
Positive reviews0.0% of reviews—
Number of ratings11
Update frequencyEvery 10 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPadiPhone, iPad — better
Requires iOS16.0 — better16.4
Further details — not scored
Size2 MB66 MB
Age rating4+4+
DeveloperGianluca NataliniRonak Vakharia

Customer experience

myVibrometer HD

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

CalUnity

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

myVibrometer HD

No in-app purchases

None

CalUnity

No in-app purchases

Questions

Is myVibrometer HD free?
myVibrometer HD costs $0.99, with no in-app purchases.
Is CalUnity free?
CalUnity is free to download, with no in-app purchases.
Which has better reviews, myVibrometer HD or CalUnity?
myVibrometer HD is rated higher. myVibrometer HD averages 3.0 out of 5 from 1 ratings, while CalUnity averages 1.0 from 1 ratings.
Do myVibrometer HD or CalUnity have ads?
Neither myVibrometer HD nor CalUnity shows ads.
Which is updated more often, myVibrometer HD or CalUnity?
myVibrometer HD ships an update every 10 months, and CalUnity fortnightly. Most recently, myVibrometer HD was updated on October 6, 2026 and CalUnity on October 10, 2026.

Other comparisons