Levers Calculator vs ZoneMate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Levers Calculator
This physics calculator quickly determines effort force, load force, distances, and mechanical advantage for levers. It includes formulas and supports various units, offering precise calculations up to 16 decimal places.
- Instant force and advantage calculations
- Copyable results
- Included reference formulas
- High precision (16 decimal places)
- Support for various units
- Ad-free and private
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The Levers Calculator is a physics/math calculator designed for quick and easy determination of effort force, load force, distance from load force to fulcrum, distance from effort force to fulcrum, or Mechanical Advantage. Features: - Instant calculation. - Results are copyable to other apps. - Formulas included as references. - Supports up to 16 decimal places. - Supports various units for each input. - Works seamlessly on both iPhone and iPad. - Lightweight, compact app optimized for everyday use. - Ad-free and built with privacy in mind. A lever is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum. Classified into three types based on the location of fulcrum, load, and effort, levers amplify input force to provide a greater output force, creating leverage. The mechanical advantage of a lever is the ratio of the output force to the input force. Classes of levers: 1. Class 1: Fulcrum in the middle - effort on one side, load on the other (e.g., seesaw, crowbar). 2. Class 2: Resistance in the middle - effort on one side, fulcrum on the other (e.g., wheelbarrow, nutcracker). 3. Class 3: Effort in the middle - load on one side, fulcrum on the other (e.g., tweezers, human mandible). Mechanical advantage is a measure of force amplification. It's expressed by the law of the lever, where the moment action on both sides is equal: Fe x De = Fl x Dl Where: - F_e = effort force (N, lb) - F_l = load force (N, lb) - D_l = distance from load force to fulcrum (m, ft) - D_e = distance from effort force to fulcrum (m, ft) The effort force can be calculated using the formula: Fe = Fl x Dl / De Fe = m x g x Dl / De where m = mass (kg) g = acceleration of gravity (9.81 m/s²) Thanks for your support, and please visit nitrio.com for more apps for your iOS devices.
ZoneMate
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Universal App! One purchase gets your iPhone, iPad, and macOS apps--all for the same price! This includes all of the features below: - Add a contact, city, or time zone to keep track of - Create a group to organize contacts, cities, and time zones - Set working hours for contacts - Plan a time with intuitive status colors to find the best time - Share out the time via email, text message, and more - Easily create a calendar invite in the app with the time you found - See when the next daylight savings time change happens for a given location - Quickly see sunrise and sunset times Finally... - No ads and no subscriptions--ever!
Screenshots
Verdict
The clearest difference is update cadence: ZoneMate at every 12 months against Levers Calculator's every 30 months. ZoneMate also leads on chart position (#200 vs unranked). Levers Calculator's advantage is price ($2.99 vs $3.99) and iOS requirement (13 vs 16.1). On ads, in-app purchases and device support 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
Levers Calculator costs $2.99 and ZoneMate $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Levers Calculator ships an update every 30 months, ZoneMate every 12 months. The most recent releases landed on August 15, 2026 and September 20, 2026 respectively.
| Parameter | Levers Calculator | ZoneMate |
|---|---|---|
| Price | $2.99 — better | $3.99 |
| Rating | 4.5 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 30 months | Every 12 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | — | #200 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 13 — better | 16.1 |
| Further details — not scored | ||
| Size | 1 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitrio | Gregory Bell |
In-app purchases
Levers Calculator
No in-app purchases
ZoneMate
No in-app purchases
Questions
Is Levers Calculator free?
Is ZoneMate free?
Do Levers Calculator or ZoneMate have ads?
Which is updated more often, Levers Calculator or ZoneMate?
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