# NPV Calculator by ND, calc vs Keepsies

The clearest difference is rating: Keepsies at 5.0 against NPV Calculator by ND, calc's 4.1. Keepsies also leads on ads (none vs shown) and update cadence (fortnightly vs every 3 months). NPV Calculator by ND, calc's advantage is monetization model (free with in-app purchases vs subscription) and ratings volume (37 vs 2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. NPV Calculator by ND, calc sells 1 one-off in-app purchase and Keepsies sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Keepsies holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: NPV Calculator by ND, calc has 37 ratings behind it against 2, so its average is the more settled of the two.

NPV Calculator by ND, calc ships an update every 3 months, Keepsies fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | NPV Calculator by ND, calc | Keepsies |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (37 ratings)](https://appshunter.io/ios/app/npv-calculator-by-nd-calc/id1496500153/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/keepsies/id6479565376/reviews)** |
| Number of ratings | **37** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 8 MB | 53 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) | [Keepsies LLC](https://appshunter.io/developer/1810605711) |

## What reviewers say

### NPV Calculator by ND, calc

[App page](https://appshunter.io/ios/app/npv-calculator-by-nd-calc/id1496500153)

Calculate the net present value (NPV) for uneven or even future cash flows. This tool offers unlimited years and easy-to-use functionality, with results easily copied to your clipboard.

**Highlights:** Calculate Net Present Value, Copy result to clipboard, Unlimited number of years, Easy to use interface, Handles uneven cash flows

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### Keepsies

[App page](https://appshunter.io/ios/app/keepsies/id6479565376)

Securely organize and search through all your home's essential details, memories, and moments. This digital journal helps you keep track of everything important about your living space.

**Highlights:** Searchable home journal, Organize essential details, Securely store memories, Track important moments, Free trial available

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keepsies Monthly | $4.99 | per month |
| Keepsies Yearly | $44.99 | per year |


## Frequently asked questions

### Is NPV Calculator by ND, calc free?

NPV Calculator by ND, calc is free to download, with in-app purchases available.

### Is Keepsies free?

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

### Which has better reviews, NPV Calculator by ND, calc or Keepsies?

Keepsies is rated higher. NPV Calculator by ND, calc averages 4.1 out of 5 from 37 ratings, while Keepsies averages 5.0 from 2 ratings.

### Do NPV Calculator by ND, calc or Keepsies have ads?

NPV Calculator by ND, calc shows ads; Keepsies does not.

### Which is updated more often, NPV Calculator by ND, calc or Keepsies?

NPV Calculator by ND, calc ships an update every 3 months, and Keepsies fortnightly. Most recently, NPV Calculator by ND, calc was updated on November 3, 2026 and Keepsies on November 4, 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.*