# Radio Udaan vs Indic Sign

The clearest difference is update cadence: Indic Sign at every 3 weeks against Radio Udaan's every 39 months. Indic Sign also leads on review sentiment (100% vs 80%). Radio Udaan's advantage is iOS requirement (13.0 vs 15.0). 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.

Radio Udaan ships an update every 39 months, Indic Sign every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Radio Udaan | Indic Sign |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/indic-sign/id1552365790/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 50 MB | 233 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Minal Singhvi](https://appshunter.io/developer/1439057219) | [Indic AI Foundation](https://appshunter.io/developer/1557681998) |

## What reviewers say

### Radio Udaan

[App page](https://appshunter.io/ios/app/radio-udaan/id1439057220)

An online radio station produced by individuals with visual challenges, offering information and entertainment. Listeners can enjoy live streams, view upcoming events, and access programs via YouTube.

**Highlights:** Live radio stream, View latest events, Contact details, Browse YouTube programs, Produced by visually challenged individuals

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

**In-app purchases:** none


### Indic Sign

[App page](https://appshunter.io/ios/app/indic-sign/id1552365790)

This app teaches English, lip movements, and Indian Sign Language for over 400 daily words through engaging mini-lessons. It utilizes a unique pictographic method with multiple images and animations to aid learning for hearing-impaired students and their families.

**Highlights:** English, lip movement, and Indian Sign Language instruction, Over 400 daily-use words, Pictographic learning method with multiple images, Animated characters with adjustable speed, Progress tracking, Mini-lessons designed like games

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

**In-app purchases:** none


## Frequently asked questions

### Is Radio Udaan free?

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

### Is Indic Sign free?

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

### Do Radio Udaan or Indic Sign have ads?

Neither Radio Udaan nor Indic Sign shows ads.

### Which is updated more often, Radio Udaan or Indic Sign?

Radio Udaan ships an update every 39 months, and Indic Sign every 3 weeks. Most recently, Radio Udaan was updated on November 2, 2026 and Indic Sign on November 3, 2026.

---

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