# symlex vs KK Dialer

The clearest difference is ads: KK Dialer at none against symlex's shown. symlex's advantage is update cadence (every 6 weeks vs every 52 months) and iOS requirement (10.3 vs 15.6). 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.

symlex ships an update every 6 weeks, KK Dialer every 52 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | symlex | KK Dialer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 52 months |
| Monetization | Ad-supported | — |
| Size | 28 MB | 12 MB |
| Requires iOS | **10.3** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Spirnytel Private Limited](https://appshunter.io/developer/591033046) | [KKGaming, Inc](https://appshunter.io/developer/1571076230) |

## What reviewers say

### symlex

[App page](https://appshunter.io/ios/app/symlex/id1108402061)

Make affordable voice calls worldwide with exceptional clarity. This app utilizes your iPhone contacts and offers features like a built-in tunnel to bypass VoIP blockades, ensuring connectivity through various networks. Track call costs, time, and status with ease.

**Highlights:** Worldwide voice calls, Crystal clear voice quality, Built-in tunnel for VoIP blockades, Uses iPhone contacts, Call cost and time logs, Peer-to-peer call support

**Features:** macOS Compatibility

**In-app purchases:** none


### KK Dialer

[App page](https://appshunter.io/ios/app/kk-dialer/id1571483823)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is symlex free?

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

### Is KK Dialer free?

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

### Do symlex or KK Dialer have ads?

symlex shows ads; KK Dialer does not.

### Which is updated more often, symlex or KK Dialer?

symlex ships an update every 6 weeks, and KK Dialer every 52 months. Most recently, symlex was updated on November 2, 2026 and KK Dialer 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.*