Aspect Ratio Pro vs Scroll
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Scroll
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Your pocket reading sanctuary. No noise, just stories. Transform any messy webpage into a beautiful reading experience. Scroll extracts the good stuff—clean text, crisp images, perfect typography—so you can focus on what matters: the story.
Screenshots
Verdict
The clearest difference is price: Scroll at Free against Aspect Ratio Pro's $3.99. Aspect Ratio Pro's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On in-app purchases, device support 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
Scroll is free to download; Aspect Ratio Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Aspect Ratio Pro ships an update every 3 weeks, Scroll every 2 months. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.
| Parameter | Aspect Ratio Pro | Scroll |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, Mac — better | iPhone |
| Requires iOS | 18.6 | 17.6 — better |
| Further details — not scored | ||
| Size | 42 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | App ahead GmbH | Ciao Apps |
In-app purchases
Aspect Ratio Pro
No in-app purchases
Scroll
No in-app purchases
