# Delta Tau Lambda vs TELTLK

The clearest difference is rating: Delta Tau Lambda at 5.0 against TELTLK's 4.1. Delta Tau Lambda also leads on ads (none vs shown) and monetization model (free vs ad-supported). TELTLK's advantage is update cadence (monthly vs every 10 months) and ratings volume (17 vs 1). On price, in-app purchases and device support there is nothing between them.

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

Delta Tau Lambda holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: TELTLK has 17 ratings behind it against 1, so its average is the more settled of the two.

Delta Tau Lambda ships an update every 10 months, TELTLK monthly. The most recent releases landed on September 11, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Delta Tau Lambda | TELTLK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/delta-tau-lambda/id6449029300/reviews)** | [4.1 (17 ratings)](https://appshunter.io/ios/app/teltlk/id6476188120/reviews) |
| Number of ratings | 1 | **17** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 81 MB | 283 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Ricardo Cumberbatch](https://appshunter.io/developer/1455104172) | [Teltlk International Limited](https://appshunter.io/developer/1726142601) |

## What reviewers say

### Delta Tau Lambda

[App page](https://appshunter.io/ios/app/delta-tau-lambda/id6449029300)

Connect with fellow members of a specific fraternity chapter. Access event information, communicate with brothers, and view important chapter documents and directories. Foster brotherhood and academic excellence within the community.

**Highlights:** Event notifications, Chapter member chat, View chapter documents, Access chapter directory, Community service program updates

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### TELTLK

[App page](https://appshunter.io/ios/app/teltlk/id6476188120)

This platform facilitates instant messaging and information exchange using AI. It connects users globally for social interaction and communication.

**Highlights:** AI-powered communication, Instant messaging, Social platform, Information exchange

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Delta Tau Lambda free?

Delta Tau Lambda is free to download, with no in-app purchases.

### Is TELTLK free?

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

### Which has better reviews, Delta Tau Lambda or TELTLK?

Delta Tau Lambda is rated higher. Delta Tau Lambda averages 5.0 out of 5 from 1 ratings, while TELTLK averages 4.1 from 17 ratings.

### Do Delta Tau Lambda or TELTLK have ads?

TELTLK shows ads; Delta Tau Lambda does not.

### Which is updated more often, Delta Tau Lambda or TELTLK?

Delta Tau Lambda ships an update every 10 months, and TELTLK monthly. Most recently, Delta Tau Lambda was updated on September 11, 2026 and TELTLK on September 15, 2026.

---

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