CIDR Tool vs Aspect Ratio Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CIDR Tool
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Calculate IP ranges from CIDR inputs, map IPV6 to IPV4, view CIDR host count, and more
Aspect Ratio Pro
This app helps you quickly solve for an unknown value in a proportion. Simply input three known numbers, and it will calculate the fourth, making ratio and proportion calculations effortless.
- Rule of three calculations
- Instant fourth value calculation
- Ratio and proportion solver
- Intuitive input interface
- Supports iPhone and Mac
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Your new rule-of-three sidekick. Enter three values, and the app instantly finds the fourth. Perfect for calculating ratios and proportions when one value is missing. ⁂ Support If you need help or want to make a feature suggestion, I’d love hearing from you → https://appahead.studio/help/ Feedback Enjoying Aspect Ratio Pro? I’d love your support with a kind review on the App Store. About I’m Martin — designer, developer, and founder of App ahead. Since 2015, I’ve been creating ambitious apps for Apple devices, driven by a strong vision and thoughtful, forward-thinking design. Terms of Use: https://appahead.studio/terms Privacy Policy: https://appahead.studio/privacy
Screenshots
Verdict
The clearest difference is price: CIDR Tool at $0.99 against Aspect Ratio Pro's $3.99. CIDR Tool also leads on device support (4 vs 2). On ads, in-app purchases and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
CIDR Tool costs $0.99 and Aspect Ratio Pro $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | CIDR Tool | Aspect Ratio Pro |
|---|---|---|
| Price | $0.99 — better | $3.99 |
| Rating | — | 4.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, Mac, Vision Pro — better | iPhone, Mac |
| Requires iOS | 17.5 — better | 18.6 |
| Further details — not scored | ||
| Size | 1 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Amatino | App ahead GmbH |
In-app purchases
CIDR Tool
No in-app purchases
Aspect Ratio Pro
No in-app purchases
