# Math Function Viewer vs Builda

The clearest difference is in-app purchases: Math Function Viewer at none against Builda's 24. Math Function Viewer also leads on ads (none vs shown) and iOS requirement (8.0 vs 14.0). Builda's advantage is update cadence (fortnightly vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Builda sells 24 in-app purchases, starting at $2.69 per month. Math Function Viewer asks for nothing beyond the download.

Math Function Viewer ships an update every 6 months, Builda fortnightly. The most recent releases landed on September 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Math Function Viewer | Builda |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (822 ratings)](https://appshunter.io/ios/app/builda-create-and-play-games/id1596868497/reviews)** |
| Number of ratings | — | **822** |
| Positive reviews | — | 60.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 243 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Guido Bernuetz](https://appshunter.io/developer/954809590) | [Beijing Hortor Interactive Technology Co., Ltd.](https://appshunter.io/developer/1563356470) |

## What reviewers say

### Math Function Viewer

[App page](https://appshunter.io/ios/app/math-function-viewer/id954809591)

**Features:** macOS Compatibility

**In-app purchases:** none


### Builda

[App page](https://appshunter.io/ios/app/builda-create-and-play-games/id1596868497)

Create and play games directly on your phone without coding. Collaborate with friends, draw and animate characters, and explore a vast library of community-made games. Share your own unique creations with a global community of builders.

**Highlights:** Create games without coding, Collaborate with friends, Draw and animate characters, Remix games with level builder, Play community-made games, Share creations globally

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

**In-app purchases (24)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.69 | per month |
| Quarterly | $7.69 | per 3 months |
| Pro - 1 Month Auto-renewal | $9.69 | per month |
| Yearly | $29.99 | per year |
| 6 Sparks | $0.99 | one-time |
| 35000 GCoins | $0.99 | one-time |
| 1 Month | $2.99 | one-time |
| 1 Month Friend Gift | $2.99 | one-time |
| 1 Month Friend Gift - Repay | $2.99 | one-time |
| 30 Sparks | $4.99 | one-time |
| 175000 GCoins | $4.99 | one-time |
| 3 Months Auto-renewal - Repay | $7.69 | one-time |
| 3 Months | $7.99 | one-time |
| 3 Months Friend Gift | $7.99 | one-time |
| 3 Months Friend Gift - Repay | $7.99 | one-time |
| 68 Diamonds | $9.99 | one-time |
| Pro - 1Month | $9.99 | one-time |
| 355000 GCoins | $9.99 | one-time |
| 715000 GCoins | $19.99 | one-time |
| 12 Months | $30.99 | one-time |
| 12 Months Friend Gift | $30.99 | one-time |
| 12 Months Friend Gift - Repay | $30.99 | one-time |
| 1800000 GCoins | $49.99 | one-time |
| 3650000 GCoins | $99.99 | one-time |


## Frequently asked questions

### Is Math Function Viewer free?

Math Function Viewer is free to download, with no in-app purchases.

### Is Builda free?

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

### Do Math Function Viewer or Builda have ads?

Builda shows ads; Math Function Viewer does not.

### Which is updated more often, Math Function Viewer or Builda?

Math Function Viewer ships an update every 6 months, and Builda fortnightly. Most recently, Math Function Viewer was updated on September 14, 2026 and Builda on October 1, 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.*