# Calculus Formulas AP vs ODE

The clearest difference is update cadence: ODE at every 5 weeks against Calculus Formulas AP's every 31 months. Calculus Formulas AP's advantage is iOS requirement (9.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calculus Formulas AP ships an update every 31 months, ODE every 5 weeks. The most recent releases landed on September 20, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Calculus Formulas AP | ODE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/calculus-formulas-ap/id1231810432/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 31 months | **Every 5 weeks** |
| Monetization | Ad-supported | — |
| Size | 54 MB | 41 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Miguel Cota](https://appshunter.io/developer/1231810431) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Calculus Formulas AP

[App page](https://appshunter.io/ios/app/calculus-formulas-ap/id1231810432)

Access essential calculus formulas offline, including trigonometry, exponential, derivative, and integral equations. This app serves as a convenient reference for homework and problem sets without needing an internet connection.

**Highlights:** Offline formula access, Trigonometry formulas, Derivative formulas, Integral formulas, Exponential formulas, Convenient reference

**Features:** macOS Compatibility

**In-app purchases:** none


### ODE

[App page](https://appshunter.io/ios/app/ode-solver-integrator/id1619296705)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculus Formulas AP free?

Calculus Formulas AP is free to download, with no in-app purchases.

### Is ODE free?

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

### Do Calculus Formulas AP or ODE have ads?

Both Calculus Formulas AP and ODE show ads.

### Which is updated more often, Calculus Formulas AP or ODE?

Calculus Formulas AP ships an update every 31 months, and ODE every 5 weeks. Most recently, Calculus Formulas AP was updated on September 20, 2026 and ODE on October 12, 2026.

---

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