# Postal Code India vs TONE Telegenics

The clearest difference is iOS requirement: Postal Code India at 9.1 against TONE Telegenics's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Postal Code India ships an update monthly, TONE Telegenics every 3 weeks. The most recent releases landed on October 24, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Postal Code India | TONE Telegenics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tone-telegenics/id6476420592/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 19 MB | 24 MB |
| Requires iOS | **9.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AppDev Technolabs](https://appshunter.io/developer/1151829528) | [The Tone Knows](https://appshunter.io/developer/1610407466) |

## What reviewers say

### Postal Code India

[App page](https://appshunter.io/ios/app/postal-code-india/id1244648685)

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

**In-app purchases:** none


### TONE Telegenics

[App page](https://appshunter.io/ios/app/tone-telegenics/id6476420592)

This application analyzes and visualizes audio frequencies in any environment. It displays detected sound waves in a detailed graph view, offering real-time clarity and precision for acoustic research, noise control, and audio production.

**Highlights:** Detect audio frequencies in any environment, Real-time graph visualization of sound data, Precise sound analysis feedback, Versatile indoor and outdoor use, Visualize audio data in real-time

**In-app purchases:** none


## Frequently asked questions

### Is Postal Code India free?

Postal Code India is free to download, with no in-app purchases.

### Is TONE Telegenics free?

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

### Do Postal Code India or TONE Telegenics have ads?

Neither Postal Code India nor TONE Telegenics shows ads.

### Which is updated more often, Postal Code India or TONE Telegenics?

Postal Code India ships an update monthly, and TONE Telegenics every 3 weeks. Most recently, Postal Code India was updated on October 24, 2026 and TONE Telegenics on September 24, 2026.

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