# Callsling vs Calltracker

The clearest difference is in-app purchases: Callsling at none against Calltracker's 3. Callsling also leads on iOS requirement (13.0 vs 15.1). Calltracker's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Calltracker sells 3 in-app purchases, starting at $5.99 per month. Callsling asks for nothing beyond the download.

Callsling ships an update every 2 months, Calltracker fortnightly. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Callsling | Calltracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/callsling/id1567538164/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 54 MB | 39 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dan Klein](https://appshunter.io/developer/1567400747) | [Pascal Capeder](https://appshunter.io/developer/6773450251) |

## What reviewers say

### Callsling

[App page](https://appshunter.io/ios/app/callsling/id1567538164)

This app allows users to send and receive calls and SMS messages over WiFi. It provides call tracking capabilities, linking incoming calls to their source like SEO or websites. The mobile application integrates with a cloud-based system for advanced lead generation and call handling.

**Highlights:** Send and receive calls via WiFi, Send and receive SMS via WiFi, Track calls from SEO and websites, Configure new call tracking numbers, Lead generation call tracking, Advanced call handling

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

**In-app purchases:** none


### Calltracker

[App page](https://appshunter.io/ios/app/calltracker-sales-calls/id6773450039)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calltracker Pro | $5.99 | per month |
| Calltracker Pro | $44.99 | per year |
| Calltracker Pro Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is Callsling free?

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

### Is Calltracker free?

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

### Do Callsling or Calltracker have ads?

Neither Callsling nor Calltracker shows ads.

### Which is updated more often, Callsling or Calltracker?

Callsling ships an update every 2 months, and Calltracker fortnightly. Most recently, Callsling was updated on November 7, 2026 and Calltracker on November 10, 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.*