Aspect Ratio Pro vs A2SOPlus
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
A2SOPlus
Streamline field service operations with a comprehensive platform. Manage work orders, track technician activities, control resources like materials and vehicles, oversee sales, and monitor performance. All essential field service functions are integrated into one smart solution.
- Work order management
- Technician activity tracking
- Material control
- Vehicle and tool management
- Sales operations oversight
- Performance monitoring
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A2SO+ simplifies field operations. Manage work orders, track technician activities, control materials, vehicles and tools, oversee sales operations, and monitor performance etc — all in one smart platform.
Screenshots
Verdict
The clearest difference is price: A2SOPlus at Free against Aspect Ratio Pro's $3.99. A2SOPlus also leads on rating (5.0 vs 4.0) and iOS requirement (15.0 vs 18.6). On ratings volume, update cadence, ads and in-app purchases 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
A2SOPlus 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.
A2SOPlus holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Aspect Ratio Pro ships an update every 3 weeks, A2SOPlus fortnightly. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.
| Parameter | Aspect Ratio Pro | A2SOPlus |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, Mac | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 90 MB |
| Age rating | 4+ | 4+ |
| Developer | App ahead GmbH | 国 万 |
Customer experience
Aspect Ratio Pro
A2SOPlus
In-app purchases
Aspect Ratio Pro
No in-app purchases
A2SOPlus
No in-app purchases
Questions
Is Aspect Ratio Pro free?
Is A2SOPlus free?
Which has better reviews, Aspect Ratio Pro or A2SOPlus?
Do Aspect Ratio Pro or A2SOPlus have ads?
Which is updated more often, Aspect Ratio Pro or A2SOPlus?
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