# Subnet Gauge vs Rocket Memo

The clearest difference is review sentiment: Rocket Memo at 80% against Subnet Gauge's 0%. Rocket Memo also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 8 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Subnet Gauge sells 1 one-off in-app purchase and Rocket Memo sells 5 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Subnet Gauge ships an update every 8 months, Rocket Memo every 2 weeks. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Subnet Gauge | Rocket Memo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 7 MB | 6 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Furuya](https://appshunter.io/developer/503779747) | [Yoshinori Kasaya](https://appshunter.io/developer/1460652803) |

## What reviewers say

### Subnet Gauge

[App page](https://appshunter.io/ios/app/subnet-gauge/id567064150)

This application assists with subnet design by generating lists of networks and subnets. It displays key information such as the number of networks and host addresses, and identifies special subnet characteristics with icons.

**Highlights:** Subnet design assistance, List of networks/subnets, Number of networks displayed, Host addresses per subnet, Indicates subnet characteristics, Quick IP and mask entry

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.99 | one-time |


### Rocket Memo

[App page](https://appshunter.io/ios/app/rocket-memo/id1472141702)

Capture thoughts instantly with this fast and organized notepad. Set reminders for important notes and find anything quickly with a powerful search. Designed for seamless idea management.

**Highlights:** Instant thought capture, Tag-based organization, Lightning-fast search, Note reminders, Clean editor

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rocket Pro Monthly | $0.99 | per month |
| Rocket Pro Yearly | $5.99 | per year |
| Small Coffee | $0.99 | one-time |
| Croissant & Coffee | $3.99 | one-time |
| Cake & Coffee | $9.99 | one-time |


## Frequently asked questions

### Is Subnet Gauge free?

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

### Is Rocket Memo free?

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

### Do Subnet Gauge or Rocket Memo have ads?

Subnet Gauge shows ads; Rocket Memo does not.

### Which is updated more often, Subnet Gauge or Rocket Memo?

Subnet Gauge ships an update every 8 months, and Rocket Memo every 2 weeks. Most recently, Subnet Gauge was updated on October 12, 2026 and Rocket Memo on October 19, 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.*