# Subnet 64 vs Theta

The clearest difference is price: Theta at Free against Subnet 64's $6.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Theta is free to download; Subnet 64 costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Subnet 64 ships an update every 2 months, Theta every 3 months. The most recent releases landed on November 2, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Subnet 64 | Theta |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/subnet-64/id1348388159/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Paid | — |
| Size | 0 MB | 18 MB |
| Requires iOS | 18.0 | **17** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [SpaceNation Inc. CA](https://appshunter.io/developer/492209073) | [Mikhail Fedorov](https://appshunter.io/developer/714735606) |

## What reviewers say

### Subnet 64

[App page](https://appshunter.io/ios/app/subnet-64/id1348388159)

This app simplifies IP networking for professionals and students. It calculates IPv4 and IPv6 subnets, converts between binary and decimal, and helps optimize network configurations. Ideal for troubleshooting, studying, or managing IP addresses.

**Highlights:** IPv4 & IPv6 subnet calculation, Binary to decimal conversion, Subnet mask, CIDR, and address range calculation, Cisco certification preparation, User-friendly interface, IP address management

**Features:** Vision Pro support

**In-app purchases:** none


### Theta

[App page](https://appshunter.io/ios/app/theta-meter-x/id1510300649)

**In-app purchases:** none


## Frequently asked questions

### Is Subnet 64 free?

Subnet 64 costs $6.99, with no in-app purchases.

### Is Theta free?

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

### Do Subnet 64 or Theta have ads?

Neither Subnet 64 nor Theta shows ads.

### Which is updated more often, Subnet 64 or Theta?

Subnet 64 ships an update every 2 months, and Theta every 3 months. Most recently, Subnet 64 was updated on November 2, 2026 and Theta on October 29, 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.*