# Noise Tracker Pro vs sastranet

The clearest difference is update cadence: sastranet at every 5 days against Noise Tracker Pro's every 5 months. sastranet also leads on iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Noise Tracker Pro ships an update every 5 months, sastranet every 5 days. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Noise Tracker Pro | sastranet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/noise-tracker-pro/id1617433138/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 10 MB | 73 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Satish Lokhande](https://appshunter.io/developer/1617433140) | [Siddharth Abhimanyu](https://appshunter.io/developer/1880740787) |

## What reviewers say

### Noise Tracker Pro

[App page](https://appshunter.io/ios/app/noise-tracker-pro/id1617433138)

This app measures environmental noise levels in decibels using your phone's microphone. It provides real-time monitoring, detailed data analysis, and the ability to compare readings with international standards. Ideal for students, professionals, and the public to understand ambient noise.

**Highlights:** Real-time noise monitoring (dB meter), Frequency weighting filters (A-weighting), Measure LAeq, L10, L50, L90, Geotagged noise level maps, Custom calibration for accuracy, Data sharing across platforms, Comparison with international standards

**Features:** macOS Compatibility

**In-app purchases:** none


### sastranet

[App page](https://appshunter.io/ios/app/sastranet/id6759800600)

This app consolidates essential student life elements into one platform for SASTRA students. It helps manage academics, track progress, view schedules, and stay connected with campus activities and community.

**Highlights:** Attendance tracking with allowed absents, Timetable with friend access, Mess menu updates, CGPA tracking, Academic calendar, Fee due information, Club stories and posts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Noise Tracker Pro free?

Noise Tracker Pro is free to download, with no in-app purchases.

### Is sastranet free?

sastranet is free to download, with no in-app purchases.

### Do Noise Tracker Pro or sastranet have ads?

Neither Noise Tracker Pro nor sastranet shows ads.

### Which is updated more often, Noise Tracker Pro or sastranet?

Noise Tracker Pro ships an update every 5 months, and sastranet every 5 days. Most recently, Noise Tracker Pro was updated on October 20, 2026 and sastranet on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*