# WhoCallMe vs Build

The clearest difference is ads: Build at none against WhoCallMe's shown. Build also leads on update cadence (every 8 days vs every 4 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WhoCallMe ships an update every 4 months, Build every 8 days. Both last shipped on October 3, 2026.

## The numbers

| Metric | WhoCallMe | Build |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (25 ratings)](https://appshunter.io/ios/app/whocallme/id395429781/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 9 MB | 34 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Young-Jun Lee](https://appshunter.io/developer/1225480114) | [Ashley Butcher](https://appshunter.io/developer/972444857) |

## What reviewers say

### WhoCallMe

[App page](https://appshunter.io/ios/app/whocallme/id395429781)

Enhance your incoming call screen with company and job title information, eliminating the need to search through contacts. This app automatically displays crucial details, making it easier to identify callers. It also offers advanced contact search and customization options for a smarter business communication experience.

**Highlights:** Incoming call screen shows company & title, Recents list displays caller info, Search contacts by name, company, department, title, Auto-generate nicknames, Customize displayed information, One-tap contact conversion, Restore to original contacts

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

**In-app purchases:** none


### Build

[App page](https://appshunter.io/ios/app/build-sync/id6758266204)

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

**In-app purchases:** none


## Frequently asked questions

### Is WhoCallMe free?

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

### Is Build free?

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

### Do WhoCallMe or Build have ads?

WhoCallMe shows ads; Build does not.

### Which is updated more often, WhoCallMe or Build?

WhoCallMe ships an update every 4 months, and Build every 8 days. Most recently, WhoCallMe was updated on October 3, 2026 and Build on October 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.*