# CallTimer vs Wangchan Valley

The clearest difference is ads: Wangchan Valley at none against CallTimer's shown. Wangchan Valley also leads on iOS requirement (11.0 vs 15.0). CallTimer's advantage is update cadence (monthly vs every 2 months). 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.

CallTimer ships an update monthly, Wangchan Valley every 2 months. The most recent releases landed on September 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | CallTimer | Wangchan Valley |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/calltimer-call-timer/id1084137015/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 21.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 9 MB | 48 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Chunxu Qiu](https://appshunter.io/developer/1239647293) | [PTT Public Company Limited](https://appshunter.io/developer/1483886371) |

## What reviewers say

### CallTimer

[App page](https://appshunter.io/ios/app/calltimer-call-timer/id1084137015)

This utility app helps you monitor call durations with customizable alarms. It's designed for simplicity, allowing users to set notifications for specific call lengths, making it useful for managing unlimited calling plans.

**Highlights:** Measure call time, Set customizable alarms, Receive notifications, Vibration alerts, Simple interface, Select numbers from phone book

**Features:** Vision Pro support

**In-app purchases:** none


### Wangchan Valley

[App page](https://appshunter.io/ios/app/wangchan-valley/id1560127148)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CallTimer free?

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

### Is Wangchan Valley free?

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

### Do CallTimer or Wangchan Valley have ads?

CallTimer shows ads; Wangchan Valley does not.

### Which is updated more often, CallTimer or Wangchan Valley?

CallTimer ships an update monthly, and Wangchan Valley every 2 months. Most recently, CallTimer was updated on September 29, 2026 and Wangchan Valley on September 20, 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.*