Aspect Ratio Pro vs Simple Pace
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
Simple Pace
This app helps runners calculate and plan their workout and race paces. It's designed for runners of all levels, from beginners training for a 5K to experienced athletes aiming for a marathon personal best.
- Workout pace planning
- Race pace calculation
- 5K to marathon training support
- User-friendly interface
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Whether you're training for your first 5K or chasing a marathon PR, Simple Pace helps you plan your workout and race paces.
Screenshots
Verdict
The clearest difference is rating: Simple Pace at 5.0 against Aspect Ratio Pro's 4.0. Simple Pace also leads on update cadence (every 5 days vs every 3 weeks) and price ($0.99 vs $3.99). On review sentiment, ads, in-app purchases and monetization model 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
Aspect Ratio Pro costs $3.99 and Simple Pace $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Simple Pace holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Aspect Ratio Pro ships an update every 3 weeks, Simple Pace every 5 days. Both last shipped on September 29, 2026.
| Parameter | Aspect Ratio Pro | Simple Pace |
|---|---|---|
| Price | $3.99 | $0.99 — better |
| Rating | 4.0 (1 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 3 weeks | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, Mac | iPhone, iPad |
| Requires iOS | 18.6 | 18.6 |
| Further details — not scored | ||
| Size | 42 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | App ahead GmbH | Kevin Marsden |
Customer experience
Aspect Ratio Pro
Simple Pace
In-app purchases
Aspect Ratio Pro
No in-app purchases
Simple Pace
No in-app purchases
Questions
Is Aspect Ratio Pro free?
Is Simple Pace free?
Which has better reviews, Aspect Ratio Pro or Simple Pace?
Do Aspect Ratio Pro or Simple Pace have ads?
Which is updated more often, Aspect Ratio Pro or Simple Pace?
Other comparisons
