Comparison

Waltr vs Sound meter

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

Head to head
About

Waltr

This app provides real-time control and monitoring for various water management devices. It helps optimize water usage, automate pumps and valves, and track water quality and levels for homes, businesses, and communities.

Highlights
  • Real-time tank level monitoring
  • Automated pump and valve control
  • Borewell scheduling and monitoring
  • Water quality (TDS) tracking
  • Usage tracking and historical data
  • Alerts for low/high levels and maintenance
Read full description

Waltr is an advanced IoT-based device designed to optimize water management by providing real-time control via the Waltr app. Whether managing water in your home, business, or community, Waltr simplifies monitoring of tank levels, automating pumps, tracking borewells, measuring water quality, and optimizing water usage for efficiency. Our Products: Waltr A: water level monitor Monitor water levels in real-time and stay informed. Get alerts for low or high-water levels. Track daily and monthly water usage, inflow, and outflow. View past data to understand usage trends better. Waltr B: Borewell scheduler Set and change automatic operations timings. Monitor borewell status in real-time. See motor runtime and usage history. Receive alerts for borewell maintenance or issues. Waltr C: Smart pump controller Automate water pump operations for consistent supply. check motor status and manage pump activity easily. Control the pump manually from your phone if needed. Get instant alerts for pump issues, dry runs, or maintenance. Waltr V: valve controller Automate valve operations for seamless control. Switch to manual control when needed. Track valve status and total operational hours. Get notifications for valve changes, maintenance, or issues. Waltr Q: TDS level monitor Easily monitor TDS levels with Waltr Q. Track historical data to spot changes over time. Get alerts for high TDS levels How It Works: Set Up: Install Waltr devices (A, B, C, Q, V) to your existing water system. Connect: Pair the devices with the Waltr app via Bluetooth for real-time control. Configure: Add tank details, set schedules, define thresholds, connect to Wi-Fi, and more. Collaborate: Share control with multiple users for efficient water management in communities or businesses. How You Can Benefit: Saving Costs: Reduce water, electricity, and human intervention expenses. Prevent Waste: Avoid motor overruns, overflows, and leakages. Proven Results: See real savings from our case studies available on YouTube and social media. Why Choose Waltr? Since its launch in 2019, Waltr has revolutionized water management in India with over 4,000 installations across the country. Trusted by top communities like Prestige, Godrej, Nexus, and Sobha, Waltr provides reliable, cost-effective, and eco-friendly solutions. Whether you're managing water at home, in a commercial space, or a large community, Waltr offers the tools you need to take control of your water system. How to Purchase: Easily purchase Waltr devices on Amazon, Flipkart, or through our official website. For more information or to make an enquiry, visit our website at www.waltr.in or connect with us on social media.

About

Sound meter

Measure environmental noise levels in real-time using your smartphone's microphone. Track decibel readings, identify potentially harmful sound levels, and monitor noise pollution to create a safer environment.

Highlights
  • Real-time sound measurement
  • Live graph display
  • Min, Max, and Average dB values
  • Measurement time tracking
  • Easy-to-use interface
  • Noise level examples
Features
Read full description

Sound Meter (also known as SPL Meter, Noise Meter, or dB Meter) helps you easily measure environmental noise around you. Using your smartphone’s microphone, this app provides real-time noise readings in decibels (dB) so you can stay aware of harmful sound levels and protect your hearing. Features: - Real-time sound measurement with live graph display - Shows Minimum (Min), Maximum (Max), and Average (Avg) decibel values - Simple Play, Pause, and Reset controls - Tracks measurement time during testing - Easy-to-use interface for noise tests anywhere Note: The results may vary slightly depending on your device’s microphone calibration. For the most accurate reading, compare with a professional SPL meter. Sample Noise Levels: - 140 dB: Gunshots - 120 dB: Thunder - 100 dB: Subway Train - 80 dB: Alarm Clock - 60 dB: Conversation - 30 dB: Whisper - 10 dB: Breathing Excessive noise can harm both your physical and mental health. Use Sound Meter to monitor noise pollution and create a safer environment for you and your family. In-app purchase Details: Lifetime Access for ads free version Privacy Policy : https://applicationcontent.wordpress.com/privacy-policy/ Terms of use : https://applicationcontent.wordpress.com/terms-of-use/

Screenshots

Waltr4 screens
Sound meter3 screens

Verdict

The call

The clearest difference is rating: Sound meter at 5.0 against Waltr's 4.5. Sound meter also leads on iOS requirement (12.0 vs 15.6). Waltr's advantage is in-app purchases (none vs 1). On price, ratings volume, ads 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

Both are free to download. Sound meter sells 1 one-off in-app purchase. Waltr asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sound meter holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Scorecard4 real differences · 6 level
Waltr versus Sound meter: the parameters behind the verdict, then further details
ParameterWaltrSound meter
PriceFreeFree
Rating4.5 (2 ratings)5.0 (4 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings24 — better
Update frequencyEvery 10 days—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size45 MB45 MB
Age rating4+4+
DeveloperKre38 Labs Private LimitedAshvin Kevadiya

Customer experience

Waltr

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

Sound meter

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Waltr

No in-app purchases

1 purchases

Sound meter

One-time1
  • Lifetime Premium$8.99

Questions

Is Waltr free?
Waltr is free to download, with no in-app purchases.
Is Sound meter free?
Sound meter is free to download, with in-app purchases available.
Which has better reviews, Waltr or Sound meter?
Sound meter is rated higher. Waltr averages 4.5 out of 5 from 2 ratings, while Sound meter averages 5.0 from 4 ratings.
Do Waltr or Sound meter have ads?
Neither Waltr nor Sound meter shows ads.

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