# Kid Calc vs Vision Libraries

The clearest difference is ads: Vision Libraries at none against Kid Calc's shown. Vision Libraries also leads on update cadence (every 2 months vs every 5 months). Kid Calc's advantage is iOS requirement (12.0 vs 15.6). On price, 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.

Kid Calc ships an update every 5 months, Vision Libraries every 2 months. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Kid Calc | Vision Libraries |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/kid-calc/id953242931/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 5 MB | 50 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [gangadhar goud](https://appshunter.io/developer/898647800) | [Vision Redbridge Culture & Leisure Ltd](https://appshunter.io/developer/1395955855) |

## What reviewers say

### Kid Calc

[App page](https://appshunter.io/ios/app/kid-calc/id953242931)

This app tracks children's average height and weight based on age, offering insights into their development. It includes a feature for infants under one year old to monitor their growth.

**Highlights:** Height and weight tracking by age, Average growth insights, Kid Vision for infants under one, Development monitoring

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

**In-app purchases:** none


### Vision Libraries

[App page](https://appshunter.io/ios/app/vision-libraries/id6738285548)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kid Calc free?

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

### Is Vision Libraries free?

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

### Do Kid Calc or Vision Libraries have ads?

Kid Calc shows ads; Vision Libraries does not.

### Which is updated more often, Kid Calc or Vision Libraries?

Kid Calc ships an update every 5 months, and Vision Libraries every 2 months. Most recently, Kid Calc was updated on October 2, 2026 and Vision Libraries on September 29, 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.*