# Lightkey1.0 vs Projections Tools

The clearest difference is price: Lightkey1.0 at Free against Projections Tools's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Lightkey1.0 is free to download; Projections Tools costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lightkey1.0 ships an update monthly, Projections Tools every 2 months. The most recent releases landed on October 11, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Lightkey1.0 | Projections Tools |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 2 MB | 3 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lightbee Sociedad Limitada](https://appshunter.io/developer/943428225) | [Stefano Papagni](https://appshunter.io/developer/1462089922) |

## What reviewers say

### Lightkey1.0

[App page](https://appshunter.io/ios/app/lightkey10/id1433493883)

**Features:** macOS Compatibility

**In-app purchases:** none


### Projections Tools

[App page](https://appshunter.io/ios/app/projections-tools/id1462089923)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lightkey1.0 free?

Lightkey1.0 is free to download, with no in-app purchases.

### Is Projections Tools free?

Projections Tools costs $2.99, with no in-app purchases.

### Do Lightkey1.0 or Projections Tools have ads?

Neither Lightkey1.0 nor Projections Tools shows ads.

### Which is updated more often, Lightkey1.0 or Projections Tools?

Lightkey1.0 ships an update monthly, and Projections Tools every 2 months. Most recently, Lightkey1.0 was updated on October 11, 2026 and Projections Tools 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.*