# Physics Calc vs ReadToMe

The clearest difference is price: ReadToMe at Free against Physics Calc's $0.99. ReadToMe also leads on update cadence (every 2 days vs every 5 weeks). Physics Calc's advantage is in-app purchases (none vs 3) and iOS requirement (12.1 vs 16.4). On ads and device support there is nothing between them.

ReadToMe is free to download; Physics Calc costs $0.99 up front. ReadToMe sells 3 in-app purchases, starting at $2.99 per month. Physics Calc asks for nothing beyond the download.

Physics Calc ships an update every 5 weeks, ReadToMe every 2 days. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Physics Calc | ReadToMe |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.7 (12 ratings)](https://appshunter.io/ios/app/readtome-learn-languages/id6445976161/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 78.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 67 MB | 41 MB |
| Requires iOS | **12.1** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Isaac Cabello](https://appshunter.io/developer/1578202572) | [文智 祁](https://appshunter.io/developer/1675218675) |

## What reviewers say

### Physics Calc

[App page](https://appshunter.io/ios/app/physics-calc/id1578202570)

**Features:** macOS Compatibility

**In-app purchases:** none


### ReadToMe

[App page](https://appshunter.io/ios/app/readtome-learn-languages/id6445976161)

Transform text into an English tutor with native-quality pronunciation and smart speed control. Master pronunciation, listening comprehension, and sentence-by-sentence understanding for effective language learning.

**Highlights:** Native-quality pronunciation, Smart speed control, Sentence-by-sentence playback, Universal document compatibility, Auto-scroll function, Paragraph selection

**Features:** Safari Extension, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month VIP Membership | $2.99 | per month |
| 1 Year VIP Membership | $12.99 | per year |
| Lifetime VIP | $9.99 | one-time |


## Frequently asked questions

### Is Physics Calc free?

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

### Is ReadToMe free?

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

### Do Physics Calc or ReadToMe have ads?

Neither Physics Calc nor ReadToMe shows ads.

### Which is updated more often, Physics Calc or ReadToMe?

Physics Calc ships an update every 5 weeks, and ReadToMe every 2 days. Most recently, Physics Calc was updated on October 5, 2026 and ReadToMe on October 10, 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.*