# True Caller vs Open.Line

The clearest difference is in-app purchases: Open.Line at none against True Caller's 1. Open.Line also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 weeks). True Caller's advantage is iOS requirement (15.1 vs 18.0). On price and device support there is nothing between them.

Both are free to download. True Caller sells 1 one-off in-app purchase. Open.Line asks for nothing beyond the download.

True Caller ships an update every 3 weeks, Open.Line every 4 days. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | True Caller | Open.Line |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/true-caller-number-tracker/id6744958711/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 6 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jamal Ud Din](https://appshunter.io/developer/1761335372) | [Andrew Shea](https://appshunter.io/developer/1877436290) |

## What reviewers say

### True Caller

[App page](https://appshunter.io/ios/app/true-caller-number-tracker/id6744958711)

Identify unknown callers, check number details, and track phone numbers with this app. It provides insights like region and network provider, and allows for offline access to data. You can also share your location and get live weather forecasts.

**Highlights:** Smart Caller ID, Number Tracker, Reverse Number Lookup, Offline Caller Information, Location Sharing, Live Weather Forecasts, Speed Meter

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $4.99 | one-time |


### Open.Line

[App page](https://appshunter.io/ios/app/openline/id6759210120)

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

**In-app purchases:** none


## Frequently asked questions

### Is True Caller free?

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

### Is Open.Line free?

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

### Do True Caller or Open.Line have ads?

True Caller shows ads; Open.Line does not.

### Which is updated more often, True Caller or Open.Line?

True Caller ships an update every 3 weeks, and Open.Line every 4 days. Most recently, True Caller was updated on October 14, 2026 and Open.Line on October 24, 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.*