Дельта vs PhysicsLab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Дельта
Prepare for maritime certification exams with this test simulator. It includes official questions and answers for qualified and watchkeeping sailors, covering safety, navigation, cargo operations, and environmental protection. Work offline and use the built-in search.
- Official exam questions and answers
- Covers safety, navigation, and cargo
- Offline functionality
- Built-in search
- Preparation for Convention Plus 3.0
Read full descriptionHide full description
Дельта-тест Матроc: "Квалифицированный Матрос", "Вахтенный Матрос" тесты для подготовки с ответами. - Конвенция плюс 3.0 с ответами. - Данный тест-тренажер содержит: перечень тестовых заданий квалификационных испытаний Матросов; - «Дельта тест Матрос» — тест тренажер для проверки знаний. КАК КУПИТЬ ПРИЛОЖЕНИЕ: Если у вас возникают проблемы с покупкой, напишите нам на почту: andrey-andreev87@yandex.ru - Данное приложение включает в себя последнюю версию официальных вопросов и ответов! (База актуальна для подготовки к СКИ Конвенция плюс) для подготовки к экзамену. Для: Матросов; Квалифицированных матросов; Вахтенных матросов. 1 - Меры безопасности и предосторожности при выполнении судовых работ; 2 - Несение визуального и слухового наблюдения на судне; 3 - МСС; 4 - Содействие несению ходовой навигационной вахты; 5 - Организация несения и управление безопасной вахтой; 6 - Организация службы на морских судах; 7 - Грузовое устройство и грузовые операции; 8 - Буксирное устройство и его эксплуатация; 9 - Тросы, такелажное оборудование, такелажные работы; 10 - Рулевое устройство и его эксплуатация; 11 - Швартовное и якорное устройства и их эксплуатация; 12 - Меры предосторожности и содействие предотвращению загрязнения морской окружающей среды. Возможность работы в автономном режиме (без интернета) Имеется Быстры встроенный поиск нужного вопроса. КАК КУПИТЬ ПРИЛОЖЕНИЕ: Если у вас возникают проблемы с покупкой, напишите нам на почту: andrey-andreev87@yandex.ru
PhysicsLab
This app helps students, teachers, and science enthusiasts calculate, understand, and visualize physics concepts. It offers calculators, simulations, worked problems, and clear explanations for various physics topics, making learning more accessible.
- Physics calculators for common problems
- Interactive physics simulations
- Worked problems with clear steps
- Organized physics formulas by topic
- Simple explanations for concepts
- Unit conversion tools
Read full descriptionHide full description
PhysicsLab - Calculator is a physics learning app built to help students, teachers, and science learners calculate, understand, and visualize physics concepts. The app combines physics calculators, formulas, simulations, worked problems, and clear explanations in one practical toolkit. Whether you are studying motion, forces, energy, electricity, waves, optics, thermodynamics, or modern physics, PhysicsLab helps you solve problems and understand how the concepts work. Use the calculators to quickly compute physics values, review formulas, and check your answers. Explore interactive simulations to see physics in action, making abstract ideas easier to understand. Learn from worked problems that show how equations are applied step by step in real examples. PhysicsLab - Calculator is useful for homework, exam preparation, classroom learning, self-study, and quick reference. Key Features • Physics calculators for common problems • Interactive physics simulations • Worked problems with clear steps • Organized physics formulas by topic • Simple explanations for important concepts • Unit conversion tools • Mechanics, motion, force, energy, and power tools • Electricity, waves, optics, and thermodynamics references • Clean interface for fast learning and calculation • Useful for students, teachers, and science learners Physics can be easier when you can calculate it, see it, and understand the steps behind it. Download PhysicsLab - Calculator and turn your device into a practical physics lab for learning, solving, and exploring physics.
Screenshots
Verdict
The clearest difference is review sentiment: PhysicsLab at 100% against Дельта's 0%. PhysicsLab also leads on price (Free vs $3.99). Дельта's advantage is ads (none vs shown). On update cadence, 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
PhysicsLab is free to download; Дельта costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Дельта ships an update every 4 months, PhysicsLab every 3 months. The most recent releases landed on October 2, 2026 and September 27, 2026 respectively.
| Parameter | Дельта | PhysicsLab |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 78 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrey Andreyev | Anas Abubakar |
Customer experience
Дельта
PhysicsLab
In-app purchases
Дельта
No in-app purchases
PhysicsLab
No in-app purchases
Questions
Is Дельта free?
Is PhysicsLab free?
Do Дельта or PhysicsLab have ads?
Which is updated more often, Дельта or PhysicsLab?
Other comparisons
