# Physics vs Soliloquy

The clearest difference is update cadence: Soliloquy at every 2 days against Physics's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Physics sells 4 in-app purchases, starting at $1.99 per month and Soliloquy sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Physics ships an update every 2 months, Soliloquy every 2 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Physics | Soliloquy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (20 ratings)](https://appshunter.io/ios/app/physics-formulas-2026/id1495587959/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 103 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Nikita Chernykh](https://appshunter.io/developer/1448243728) | [JAMES SHANNON](https://appshunter.io/developer/1854127895) |

## What reviewers say

### Physics

[App page](https://appshunter.io/ios/app/physics-formulas-2026/id1495587959)

This interactive reference app provides a comprehensive collection of physics terms, formulas, and calculators. It's designed to help users prepare for tests and Olympiads by offering clear explanations, interactive tables, and internal search functionality.

**Highlights:** 280+ physics terms and definitions, 250+ categorized physics formulas, 180+ interactive calculators, Interactive tables for knowledge assimilation, Internal search for terms and formulas, Convenient in-app navigation

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional 1 Month | $1.99 | per month |
| Professional 6 Month | $6.99 | per 6 months |
| Professional 12 Month | $14.99 | per year |
| Professional - unlimited | $24.99 | one-time |


### Soliloquy

[App page](https://appshunter.io/ios/app/soliloquy-vocabulary-builder/id6801504934)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unbound Monthly | $2.99 | per month |
| Unbound Yearly | $24.99 | per year |


## Frequently asked questions

### Is Physics free?

Physics is free to download, with in-app purchases available.

### Is Soliloquy free?

Soliloquy is free to download, with in-app purchases available.

### Do Physics or Soliloquy have ads?

Neither Physics nor Soliloquy shows ads.

### Which is updated more often, Physics or Soliloquy?

Physics ships an update every 2 months, and Soliloquy every 2 days. Most recently, Physics was updated on November 3, 2026 and Soliloquy on November 5, 2026.

---

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