# WhoTam vs Star NAC

The clearest difference is in-app purchases: Star NAC at none against WhoTam's 6. Star NAC also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. WhoTam sells 6 in-app purchases, starting at $4.19 per month. Star NAC asks for nothing beyond the download.

WhoTam ships an update every 3 weeks, Star NAC every 3 days. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | WhoTam | Star NAC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 55 MB | 3 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PAYMASTER TECHNOLOGIES ELEKTRONIK PAZARLAMA DIS TICARET LIMITED SIRKETI](https://appshunter.io/developer/1740760883) | [Hasan TUNCA](https://appshunter.io/developer/1851797370) |

## What reviewers say

### WhoTam

[App page](https://appshunter.io/ios/app/whotam/id6494986961)

Identify unknown callers and block spam calls with community-driven ratings. Search for any number to get information and report suspicious activity. Upgrade for advanced features like seeing who searched for you.

**Highlights:** Identify unknown callers, Block spam calls, Community-driven ratings, Report suspicious calls, In-app number search, See who searched for you (Premium)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.19 | per month |
| Premium X2 Monthly | $8.39 | per month |
| Premium | $4.19 | one-time |
| Search 100 | $4.59 | one-time |
| Premium X2 | $8.39 | one-time |
| Search 500 | $9.19 | one-time |


### Star NAC

[App page](https://appshunter.io/ios/app/star-nac/id6755079982)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WhoTam free?

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

### Is Star NAC free?

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

### Do WhoTam or Star NAC have ads?

Neither WhoTam nor Star NAC shows ads.

### Which is updated more often, WhoTam or Star NAC?

WhoTam ships an update every 3 weeks, and Star NAC every 3 days. Most recently, WhoTam was updated on October 16, 2026 and Star NAC on October 25, 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.*