# CIDR vs Multi Timer Pro

The clearest difference is price: CIDR at Free against Multi Timer Pro's $4.99. CIDR also leads on device support (3 vs 1) and iOS requirement (15.6 vs 26.0). Multi Timer Pro's advantage is in-app purchases (none vs 1) and update cadence (weekly vs every 3 weeks). On rating, ratings volume and ads there is nothing between them.

CIDR is free to download; Multi Timer Pro costs $4.99 up front. CIDR sells 1 one-off in-app purchase. Multi Timer Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CIDR against 5.0 for Multi Timer Pro. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

CIDR ships an update every 3 weeks, Multi Timer Pro weekly. The most recent releases landed on October 11, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CIDR | Multi Timer Pro |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cidr/id1564239813/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/multi-timer-pro/id1661569417/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 23 MB | 5 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [akira ohmachi](https://appshunter.io/developer/1338624340) | [Eralp Osman Erdogan](https://appshunter.io/developer/1661504057) |

## What reviewers say

### CIDR

[App page](https://appshunter.io/ios/app/cidr/id1564239813)

This utility calculates IP address ranges from an IP address and subnet mask. It supports IPv4 calculations, including prefix display, address range counts, and bit notation. Useful for quick CIDR notation checks and subnet mask conversions.

**Highlights:** IP address range calculation, Subnet mask to CIDR conversion, IPv4 prefix display, Number of address ranges, Bit notation display, Quick reference table

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Multi Timer Pro

[App page](https://appshunter.io/ios/app/multi-timer-pro/id1661569417)

Manage multiple timers simultaneously for various tasks like cooking, studying, or workouts. This app runs in the background, provides lock screen notifications, and allows for custom naming, coloring, and note-taking for each timer. It features a modern, minimalist interface with dark mode support.

**Highlights:** Run multiple timers simultaneously, Customizable timer names and colors, Add notes to each timer, Background operation and lock screen notifications, Live Activity and Dynamic Island support, Modern minimalist user interface, Customizable alert sounds

**In-app purchases:** none


## Frequently asked questions

### Is CIDR free?

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

### Is Multi Timer Pro free?

Multi Timer Pro costs $4.99, with no in-app purchases.

### Which has better reviews, CIDR or Multi Timer Pro?

CIDR and Multi Timer Pro are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do CIDR or Multi Timer Pro have ads?

Neither CIDR nor Multi Timer Pro shows ads.

### Which is updated more often, CIDR or Multi Timer Pro?

CIDR ships an update every 3 weeks, and Multi Timer Pro weekly. Most recently, CIDR was updated on October 11, 2026 and Multi Timer Pro on October 15, 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.*