# Symbol Keys vs ZeroKam

The clearest difference is in-app purchases: Symbol Keys at none against ZeroKam's 2. Symbol Keys also leads on ads (none vs shown). ZeroKam's advantage is iOS requirement (13.0 vs 17.6). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. ZeroKam sells 2 in-app purchases, starting at $0.99 per month. Symbol Keys asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Symbol Keys against 5.0 for ZeroKam. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 30, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Symbol Keys | ZeroKam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/symbol-keys/id6740465793/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/zerokam-ussd-codes-egypt/id6752229438/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free | Free |
| Size | 3 MB | 66 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ji Hoon Lee](https://appshunter.io/developer/1790100104) | [Amr Saied](https://appshunter.io/developer/1777023350) |

## What reviewers say

### Symbol Keys

[App page](https://appshunter.io/ios/app/symbol-keys/id6740465793)

Access hundreds of Unicode symbols with a customizable keyboard. Easily insert special characters into your messages and documents.

**Highlights:** Access hundreds of Unicode symbols, Customizable keyboard layout, Easy symbol insertion, Supports iPhone and iPad

**In-app purchases:** none


### ZeroKam

[App page](https://appshunter.io/ios/app/zerokam-ussd-codes-egypt/id6752229438)

This utility app simplifies managing Egyptian telecom services. Access USSD codes, check balances, and manage contacts offline, optimized for Vodafone, Orange, Etisalat, and WE networks.

**Highlights:** Comprehensive USSD codes for Egyptian operators, Operator filter and network detection, Quick and offline USSD execution, Offline contact management, Balance and data usage checks, Emergency contact information

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $4.99 | per year |


## Frequently asked questions

### Is Symbol Keys free?

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

### Is ZeroKam free?

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

### Which has better reviews, Symbol Keys or ZeroKam?

Symbol Keys and ZeroKam are both rated 5.0 out of 5 on the App Store, from 5 and 2 ratings respectively.

### Do Symbol Keys or ZeroKam have ads?

ZeroKam shows ads; Symbol Keys does not.

### Which is updated more often, Symbol Keys or ZeroKam?

Symbol Keys ships an update every 2 weeks, and ZeroKam every 2 weeks. Most recently, Symbol Keys was updated on October 30, 2026 and ZeroKam on October 13, 2026.

---

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