# Placevox vs 1Calc

The clearest difference is in-app purchases: Placevox at none against 1Calc's 3. Placevox also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. 1Calc sells 3 in-app purchases, starting at $0.99 per month. Placevox asks for nothing beyond the download.

Placevox ships an update monthly, 1Calc fortnightly. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Placevox | 1Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Size | 34 MB | 6 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Oriontil](https://appshunter.io/developer/1484326123) | [Asim Roy](https://appshunter.io/developer/1703408134) |

## What reviewers say

### Placevox

[App page](https://appshunter.io/ios/app/placevox/id1484326124)

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

**In-app purchases:** none


### 1Calc

[App page](https://appshunter.io/ios/app/1calc-one-calculator/id6502853473)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $3.99 | per year |
| Lifetime | $8.99 | one-time |


## Frequently asked questions

### Is Placevox free?

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

### Is 1Calc free?

1Calc is free to download, with in-app purchases available.

### Do Placevox or 1Calc have ads?

1Calc shows ads; Placevox does not.

### Which is updated more often, Placevox or 1Calc?

Placevox ships an update monthly, and 1Calc fortnightly. Most recently, Placevox was updated on September 17, 2026 and 1Calc on September 20, 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.*