# Deep Whois vs T

The clearest difference is review sentiment: Deep Whois at 85% against T's 16%. Deep Whois also leads on rating (4.5 vs 3.1) and iOS requirement (13.4 vs 16.6). T's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. Deep Whois sells 4 in-app purchases, starting at $1.99 per 7 days. T asks for nothing beyond the download.

Deep Whois holds the better App Store score, 4.5 against 3.1. Both are backed by a comparable volume of ratings — 172 and 88 respectively. Written reviews point the same way: 85% of Deep Whois's written reviews are positive against 16% of T's.

Deep Whois ships an update every 4 months, T every 3 months. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Deep Whois | T |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (172 ratings)](https://appshunter.io/ios/app/deep-whois/id328895000/reviews)** | [3.1 (88 ratings)](https://appshunter.io/ios/app/t-mobile-ip-relay/id542802329/reviews) |
| Number of ratings | **172** | 88 |
| Positive reviews | **85.4% of reviews** | 16.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 46 MB | 15 MB |
| Requires iOS | **13.4** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Ahafonau](https://appshunter.io/developer/319585607) | [T-Mobile](https://appshunter.io/developer/525560781) |

## What reviewers say

### Deep Whois

[App page](https://appshunter.io/ios/app/deep-whois/id328895000)

This app provides comprehensive WHOIS lookups for domains, IP addresses, and network ranges. It offers advanced features like historical data, change tracking, and notifications for domain expirations. Explore all domain zones and IP versions with seamless RDAP support.

**Highlights:** WHOIS lookup for domains, IPs, ASNs, and ENS, WHOIS history and change tracking, Domain expiration tracking with notifications, Supports all domain zones and IP versions (IPv4/IPv6), Seamless RDAP support, Automatic WHOIS server selection

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deep Whois Pro (1 Week) | $1.99 | per 7 days |
| Deep Whois Pro (1 Month) | $3.99 | per month |
| Deep Whois Pro (1 Year) | $29.99 | per year |
| Deep Whois Plus (Lifetime) | $0.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 Simple and intuitive interface
- 🔒 Provides detailed domain/IP information
- 💡 Useful for troubleshooting network issues
- 👍 Convenient for on-the-go use

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔍 Limited functionality compared to desktop tools
- 💰 Paid version required for full features
- 🔑 Privacy concerns with some user data

**Reported bugs**

- Incorrect location/ISP information for some IP addresses
- Compatibility issues with newer iOS versions
- Unreliable performance on older devices

**Requested features**

- Expand search capabilities (e.g., reverse IP lookup, domain history)
- Add support for more domain registrars and TLDs
- Implement dark mode and customization options
- Improve integration with other network/security tools


### T

[App page](https://appshunter.io/ios/app/t-mobile-ip-relay/id542802329)

This app enables individuals who are Deaf, Hard of Hearing, DeafBlind, or have a Speech Disability to make and receive relay calls using text over the internet. It connects users with a qualified relay operator and offers features like an integrated contact list and call history.

**Highlights:** Text-based relay calls, Integrated contact list, Call history, Access to live customer care, Available on wireless networks

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Accessible for DeafBlind
- 👍 Can save conversations
- 👍 Live operator accuracy
- 👍 App updated for easier call shifting
- 👍 Good for Spasmodic Dysphonia

**What reviewers complain about**

- 🐛 Lots of bugs
- 🐛 Calls get dropped
- 🐛 Fake number calls
- 🐛 App not updated
- 🐛 App broken, cannot make calls

**Reported bugs**

- App still has LOT of bugs
- Calls get dropped
- Line is busy error
- Hackers fake number calls
- App hasn't been updated

**Requested features**

- Ability to report spam callers
- Send words automatically as I type
- Add ability to block numbers
- Option to subscribe to spam call blocking service
- Make browser and app interfaces more similar


## Frequently asked questions

### Is Deep Whois free?

Deep Whois is free to download, with in-app purchases available.

### Is T free?

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

### Which has better reviews, Deep Whois or T?

Deep Whois is rated higher. Deep Whois averages 4.5 out of 5 from 172 ratings, while T averages 3.1 from 88 ratings.

### Do Deep Whois or T have ads?

Deep Whois shows ads; T does not.

### Which is updated more often, Deep Whois or T?

Deep Whois ships an update every 4 months, and T every 3 months. Most recently, Deep Whois was updated on October 31, 2026 and T on November 3, 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.*