# Present Value Calculator vs Earth light map

The clearest difference is price: Present Value Calculator at Free against Earth light map's $1.99. Present Value Calculator also leads on iOS requirement (12.0 vs 15.5). Earth light map's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Present Value Calculator is free to download; Earth light map costs $1.99 up front. Present Value Calculator sells 1 one-off in-app purchase. Earth light map asks for nothing beyond the download.

Present Value Calculator ships an update every 30 months, Earth light map weekly. The most recent releases landed on October 6, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Present Value Calculator | Earth light map |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[3.8 (21 ratings)](https://appshunter.io/ios/app/present-value-calculator-pv/id1545813205/reviews)** | — |
| Number of ratings | **21** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 30 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 6 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) | [Konstantinos Ladiellis](https://appshunter.io/developer/1516103440) |

## What reviewers say

### Present Value Calculator

[App page](https://appshunter.io/ios/app/present-value-calculator-pv/id1545813205)

Calculate the present value of future cash flows by inputting time, future amount, and interest rate. Offers options for compound frequency like yearly, quarterly, monthly, or daily.

**Highlights:** Calculate present value, Input future amount, Input interest rate, Adjust compound frequency, Yearly compounding, Quarterly compounding, Monthly compounding, Daily compounding

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | $1.99 | one-time |


### Earth light map

[App page](https://appshunter.io/ios/app/earth-light-map/id6740416091)

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

**In-app purchases:** none


## Frequently asked questions

### Is Present Value Calculator free?

Present Value Calculator is free to download, with in-app purchases available.

### Is Earth light map free?

Earth light map costs $1.99, with no in-app purchases.

### Do Present Value Calculator or Earth light map have ads?

Present Value Calculator shows ads; Earth light map does not.

### Which is updated more often, Present Value Calculator or Earth light map?

Present Value Calculator ships an update every 30 months, and Earth light map weekly. Most recently, Present Value Calculator was updated on October 6, 2026 and Earth light map on October 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.*