# Physics++ vs Formulas +, your 4 collections

The clearest difference is in-app purchases: Physics++ at none against Formulas +, your 4 collections's 2. Physics++ also leads on review sentiment (68% vs 38%) and update cadence (every 5 weeks vs every 4 months). Formulas +, your 4 collections's advantage is iOS requirement (12.0 vs 14.5). On ads, monetization model and device support there is nothing between them.

Physics++ costs $0.99 and Formulas +, your 4 collections $3.99 up front. Formulas +, your 4 collections sells 2 one-off in-app purchases. Physics++ asks for nothing beyond the download.

Physics++ ships an update every 5 weeks, Formulas +, your 4 collections every 4 months. Both last shipped on September 21, 2026.

## The numbers

| Metric | Physics++ | Formulas +, your 4 collections |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| Rating | **[3.9 (8 ratings)](https://appshunter.io/ios/app/physics-plus-plus/id325836855/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | **68.2% of reviews** | 38.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Paid | Paid |
| Size | 75 MB | 27 MB |
| Requires iOS | 14.5 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dominik Hauser](https://appshunter.io/developer/325836858) | [app-solutions.de](https://appshunter.io/developer/550462608) |

## What reviewers say

### Physics++

[App page](https://appshunter.io/ios/app/physics-plus-plus/id325836855)

This app provides a comprehensive collection of over 120 physics formulas across various topics like mechanics, relativity, and thermodynamics. It includes a search function, unit conversions, and physics constants, with many formulas featuring integrated calculators for easy problem-solving.

**Highlights:** 120+ physics formulas, Mechanics, relativity, thermodynamics coverage, Search function for formulas, Integrated formula calculators, Physics constants and unit conversions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Formulas +, your 4 collections

[App page](https://appshunter.io/ios/app/formulas-plus-your-4-collections/id550462605)

This app consolidates essential formulas for mathematics, physics, chemistry, and technical subjects into a single, easy-to-use application. It features an intelligent search function and provides clear explanations and graphics to aid understanding.

**Highlights:** Consolidated formulas for multiple subjects, Intelligent search function, Explanations and graphics, Calculation function (In-App Purchase), User suggestion feature

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basics Pack | $0.99 | one-time |
| Geometry/Stereometry Pack 1 | $0.99 | one-time |


## Frequently asked questions

### Is Physics++ free?

Physics++ costs $0.99, with no in-app purchases.

### Is Formulas +, your 4 collections free?

Formulas +, your 4 collections costs $3.99, and also offers in-app purchases.

### Do Physics++ or Formulas +, your 4 collections have ads?

Neither Physics++ nor Formulas +, your 4 collections shows ads.

### Which is updated more often, Physics++ or Formulas +, your 4 collections?

Physics++ ships an update every 5 weeks, and Formulas +, your 4 collections every 4 months. Most recently, Physics++ was updated on September 21, 2026 and Formulas +, your 4 collections on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*