LogicalEffort vs Trgnmtry
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LogicalEffort
This tool calculates logic gate sizes and the optimal number of stages for minimal delay in electrical circuits. The paid version further refines calculations by including wire resistance and capacitance.
- Logic gate sizing
- Optimal stage calculation
- Minimum delay determination
- Wire resistance and capacitance consideration (paid version)
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Logical Effort Calculator - Determines logic gates sizes and optimum number of stages for minimum delay. Note: Paid version calculates logical effort taking into account resistance and capacitance of gates' interconnecting wires.
Trgnmtry
Explore trigonometric relationships visually by interacting with a unit circle. Customize displayed measures and angle intervals for a dynamic learning experience. Adapts beautifully to both light and dark modes.
- Interactive unit circle
- Visualize trigonometric measures
- Customizable angle intervals
- Supports light and dark mode
- Geometric relation display
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Watch as all of the trigonometric measures are drawn in their geometric relations as you drag your finger around the unit circle. You can choose which measures to see, and set specific angle intervals that can be shown. Looks beautiful in iOS Light or Dark mode!
Screenshots
Verdict
The clearest difference is rating: Trgnmtry at 3.0 against LogicalEffort's 2.5. LogicalEffort's advantage is update cadence (every 2 months vs every 21 months) and iOS requirement (5.1.1 vs 17.0). On review sentiment, ratings volume, 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
Trgnmtry holds the better App Store score, 3.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 0% and 0% positive.
LogicalEffort ships an update every 2 months, Trgnmtry every 21 months. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.
| Parameter | LogicalEffort | Trgnmtry |
|---|---|---|
| Price | Free — better | — |
| Rating | 2.5 (2 ratings) | 3.0 (4 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | 2 | 4 — better |
| Update frequency | Every 2 months — better | Every 21 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 5.1.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 5 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Ali Lopez | Andrew McKnight |
Customer experience
LogicalEffort
Trgnmtry
In-app purchases
LogicalEffort
No in-app purchases
Trgnmtry
No in-app purchases
Questions
Is LogicalEffort free?
Is Trgnmtry free?
Which has better reviews, LogicalEffort or Trgnmtry?
Do LogicalEffort or Trgnmtry have ads?
Which is updated more often, LogicalEffort or Trgnmtry?
Other comparisons
