# Zeta Sigma Lambda vs The Internet Phonebook

The clearest difference is ads: Zeta Sigma Lambda at none against The Internet Phonebook's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Zeta Sigma Lambda | The Internet Phonebook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Size | 79 MB | 30 MB |
| Requires iOS | **12.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Ricardo Cumberbatch](https://appshunter.io/developer/1455104172) | [TECHDIVISION LLC](https://appshunter.io/developer/1712150700) |

## What reviewers say

### Zeta Sigma Lambda

[App page](https://appshunter.io/ios/app/zeta-sigma-lambda/id6450674777)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### The Internet Phonebook

[App page](https://appshunter.io/ios/app/the-internet-phonebook/id6469530436)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zeta Sigma Lambda free?

Zeta Sigma Lambda is free to download, with no in-app purchases.

### Is The Internet Phonebook free?

The Internet Phonebook is free to download, with no in-app purchases.

### Do Zeta Sigma Lambda or The Internet Phonebook have ads?

The Internet Phonebook shows ads; Zeta Sigma Lambda does not.

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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.*