# sgCallerID vs AC Control

The clearest difference is update cadence: AC Control at every 2 months against sgCallerID's every 7 months. AC Control also leads on iOS requirement (12.0 vs 15.0). On price, ads, 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.

sgCallerID ships an update every 7 months, AC Control every 2 months. The most recent releases landed on July 7, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | sgCallerID | AC Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sgcallerid/id1214579356/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 61 MB | 6 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jiang Nan Qing](https://appshunter.io/developer/995103102) | [AC Control Sweden AB](https://appshunter.io/developer/1597446105) |

## What reviewers say

### sgCallerID

[App page](https://appshunter.io/ios/app/sgcallerid/id1214579356)

Identify unknown callers in real-time and block spam numbers with this app designed exclusively for Singapore iPhone users. It features a continuously updated database of over 60,000 landline numbers to help you avoid unwanted calls.

**Highlights:** Real-time caller identification, Spam call blocking, Extensive Singaporean landline database, Privacy-focused design, User reporting of spam calls

**In-app purchases:** none


### AC Control

[App page](https://appshunter.io/ios/app/ac-control/id1597446103)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is sgCallerID free?

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

### Is AC Control free?

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

### Do sgCallerID or AC Control have ads?

Neither sgCallerID nor AC Control shows ads.

### Which is updated more often, sgCallerID or AC Control?

sgCallerID ships an update every 7 months, and AC Control every 2 months. Most recently, sgCallerID was updated on July 7, 2026 and AC Control on September 16, 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.*