# Revise It Right vs Decipher Physics

The clearest difference is in-app purchases: Decipher Physics at none against Revise It Right's 2. Revise It Right's advantage is iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Revise It Right sells 2 in-app purchases, starting at $4.99 per month. Decipher Physics asks for nothing beyond the download.

Revise It Right ships an update every 3 weeks, Decipher Physics monthly. The most recent releases landed on October 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Revise It Right | Decipher Physics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 58 MB | 48 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Manley](https://appshunter.io/developer/1599079360) | [Alexander Lione](https://appshunter.io/developer/1843340454) |

## What reviewers say

### Revise It Right

[App page](https://appshunter.io/ios/app/revise-it-right/id1599079358)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| First 1000 Students Offer | $4.99 | per month |
| Silver Membership | $7.99 | per month |


### Decipher Physics

[App page](https://appshunter.io/ios/app/decipher-physics/id6754386558)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Revise It Right free?

Revise It Right is free to download, with in-app purchases available.

### Is Decipher Physics free?

Decipher Physics is free to download, with no in-app purchases.

### Do Revise It Right or Decipher Physics have ads?

Neither Revise It Right nor Decipher Physics shows ads.

### Which is updated more often, Revise It Right or Decipher Physics?

Revise It Right ships an update every 3 weeks, and Decipher Physics monthly. Most recently, Revise It Right was updated on October 11, 2026 and Decipher Physics on September 18, 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.*