# mDNS Utility vs sgCallerID

The clearest difference is price: sgCallerID at Free against mDNS Utility's $0.99. sgCallerID also leads on rating (5.0 vs 1.6). mDNS Utility's advantage is update cadence (fortnightly vs every 7 months) and ratings volume (5 vs 1). On ads, in-app purchases and device support there is nothing between them.

sgCallerID is free to download; mDNS Utility costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

sgCallerID holds the better App Store score, 5.0 against 1.6. That said, the two scores are not equally well evidenced: mDNS Utility has 5 ratings behind it against 1, so its average is the more settled of the two.

mDNS Utility ships an update fortnightly, sgCallerID every 7 months. The most recent releases landed on July 16, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | mDNS Utility | sgCallerID |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.6 (5 ratings)](https://appshunter.io/ios/app/mdns-utility/id918208340/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sgcallerid/id1214579356/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 7 months |
| Monetization | Paid | **Free** |
| Size | 1 MB | 61 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kenny Millar](https://appshunter.io/developer/329992322) | [Jiang Nan Qing](https://appshunter.io/developer/995103102) |

## What reviewers say

### mDNS Utility

[App page](https://appshunter.io/ios/app/mdns-utility/id918208340)

Discover and browse mDNS and Bonjour services on your network. Find devices like printers, servers, and storage, and access their IPv4 and IPv6 addresses. Easily copy network addresses and TXT records.

**Highlights:** Discover mDNS and Bonjour services, Find network devices (printers, servers), View IPv4 and IPv6 addresses, Browse network shares, Copy addresses to clipboard

**In-app purchases:** none


### 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


## Frequently asked questions

### Is mDNS Utility free?

mDNS Utility costs $0.99, with no in-app purchases.

### Is sgCallerID free?

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

### Which has better reviews, mDNS Utility or sgCallerID?

sgCallerID is rated higher. mDNS Utility averages 1.6 out of 5 from 5 ratings, while sgCallerID averages 5.0 from 1 ratings.

### Do mDNS Utility or sgCallerID have ads?

Neither mDNS Utility nor sgCallerID shows ads.

### Which is updated more often, mDNS Utility or sgCallerID?

mDNS Utility ships an update fortnightly, and sgCallerID every 7 months. Most recently, mDNS Utility was updated on July 16, 2026 and sgCallerID on July 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*