# Quadratic Equation Roots vs Polynomial

The clearest difference is in-app purchases: Polynomial at none against Quadratic Equation Roots's 8. Quadratic Equation Roots's advantage is ads (none vs shown) and update cadence (fortnightly vs every 5 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Quadratic Equation Roots sells 8 one-off in-app purchases. Polynomial asks for nothing beyond the download.

Quadratic Equation Roots ships an update fortnightly, Polynomial every 5 weeks. The most recent releases landed on September 14, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Quadratic Equation Roots | Polynomial |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/quadratic-equation-roots/id1280322061/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 179 MB | 41 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Quadratic Equation Roots

[App page](https://appshunter.io/ios/app/quadratic-equation-roots/id1280322061)

Easily find the zeros of a function using the pq formula. Input values for p and q, and the app calculates the solution. Features include a history of calculations and the ability to share results.

**Highlights:** PQ formula calculation, Input p and q values, History of calculations, Shareable solutions, Fraction input support, Ad removal option

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


### Polynomial

[App page](https://appshunter.io/ios/app/polynomial-solver/id1619312565)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quadratic Equation Roots free?

Quadratic Equation Roots is free to download, with in-app purchases available.

### Is Polynomial free?

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

### Do Quadratic Equation Roots or Polynomial have ads?

Polynomial shows ads; Quadratic Equation Roots does not.

### Which is updated more often, Quadratic Equation Roots or Polynomial?

Quadratic Equation Roots ships an update fortnightly, and Polynomial every 5 weeks. Most recently, Quadratic Equation Roots was updated on September 14, 2026 and Polynomial on September 19, 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.*