# Material Calculator Pro vs Time Keep Now

The clearest difference is in-app purchases: Time Keep Now at none against Material Calculator Pro's 3. Material Calculator Pro's advantage is update cadence (every 10 days vs every 4 months) and iOS requirement (17.0 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. Material Calculator Pro sells 3 in-app purchases, starting at $4.99 per 7 days. Time Keep Now asks for nothing beyond the download.

Material Calculator Pro ships an update every 10 days, Time Keep Now every 4 months. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Material Calculator Pro | Time Keep Now |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 months |
| Size | 10 MB | 7 MB |
| Requires iOS | **17.0** | 26.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PLAYRIOT LLC](https://appshunter.io/developer/1875195414) | [Amol Srivastava](https://appshunter.io/developer/1892119479) |

## What reviewers say

### Material Calculator Pro

[App page](https://appshunter.io/ios/app/material-calculator-pro/id6760954453)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $4.99 | per 7 days |
| Annual Access | $29.99 | per year |
| Lifetime Access | $17.99 | one-time |


### Time Keep Now

[App page](https://appshunter.io/ios/app/time-keep-now/id6785712321)

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

**In-app purchases:** none


## Frequently asked questions

### Is Material Calculator Pro free?

Material Calculator Pro is free to download, with in-app purchases available.

### Is Time Keep Now free?

Time Keep Now is free to download, with no in-app purchases.

### Do Material Calculator Pro or Time Keep Now have ads?

Neither Material Calculator Pro nor Time Keep Now shows ads.

### Which is updated more often, Material Calculator Pro or Time Keep Now?

Material Calculator Pro ships an update every 10 days, and Time Keep Now every 4 months. Most recently, Material Calculator Pro was updated on October 31, 2026 and Time Keep Now on November 5, 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.*