# Subnet Vault vs Notable · worth keeping

The clearest difference is price: Subnet Vault at Free against Notable · worth keeping's $0.99. Subnet Vault also leads on in-app purchases (none vs 2). Notable · worth keeping's advantage is update cadence (weekly vs every 2 months). On ads, device support and iOS requirement there is nothing between them.

Subnet Vault is free to download; Notable · worth keeping costs $0.99 up front. Notable · worth keeping sells 2 in-app purchases, starting at $0.99 per month. Subnet Vault asks for nothing beyond the download.

Subnet Vault ships an update every 2 months, Notable · worth keeping weekly. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Subnet Vault | Notable · worth keeping |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/subnet-vault/id6740009200/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 6 MB | 12 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Carlson](https://appshunter.io/developer/1787798578) | [hui chen](https://appshunter.io/developer/1862899920) |

## What reviewers say

### Subnet Vault

[App page](https://appshunter.io/ios/app/subnet-vault/id6740009200)

This comprehensive network utility app offers subnet calculators, diagnostic tools like ping and traceroute, and network discovery features. It also includes educational resources for learning IP addressing and subnetting. Sync your data across Apple devices via iCloud.

**Highlights:** IPv4 and IPv6 subnet calculators, VLSM optimization, Ping, Traceroute, and WHOIS tools, Port scanner and network discovery, IP geolocation, Wake-on-LAN functionality, Networking glossary and tutorials

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

**In-app purchases:** none


### Notable · worth keeping

[App page](https://appshunter.io/ios/app/notable-worth-keeping/id6758568291)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度订阅 | $0.99 | per month |
| 年度订阅 | $9.99 | per year |


## Frequently asked questions

### Is Subnet Vault free?

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

### Is Notable · worth keeping free?

Notable · worth keeping costs $0.99, and also offers in-app purchases.

### Do Subnet Vault or Notable · worth keeping have ads?

Neither Subnet Vault nor Notable · worth keeping shows ads.

### Which is updated more often, Subnet Vault or Notable · worth keeping?

Subnet Vault ships an update every 2 months, and Notable · worth keeping weekly. Most recently, Subnet Vault was updated on October 4, 2026 and Notable · worth keeping on October 9, 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.*