# Compound Interest vs InterestLab

The clearest difference is ads: InterestLab at none against Compound Interest's shown. Compound Interest's advantage is iOS requirement (16.1 vs 18.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Compound Interest sells 1 one-off in-app purchase and InterestLab sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Compound Interest ships an update monthly, InterestLab every 2 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Compound Interest | InterestLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/compound-interest-investyno/id6748889552/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 5 MB |
| Requires iOS | **16.1** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Akyno Apps](https://appshunter.io/developer/1827845576) | [Gilberto Jose de Nazare](https://appshunter.io/developer/6776466084) |

## What reviewers say

### Compound Interest

[App page](https://appshunter.io/ios/app/compound-interest-investyno/id6748889552)

Calculate compound interest and simulate various investment scenarios. Plan for retirement, organize investments, and visualize wealth growth with interactive charts. Ideal for understanding how contributions and time impact returns.

**Highlights:** Compound interest calculation, Investment scenario simulation, Retirement planning, Monthly contribution tracking, Interactive growth charts, Savings, bonds, stocks simulation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO | $5.99 | one-time |


### InterestLab

[App page](https://appshunter.io/ios/app/interestlab/id6789609586)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| InterestLab Premium | $2.99 | one-time |


## Frequently asked questions

### Is Compound Interest free?

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

### Is InterestLab free?

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

### Do Compound Interest or InterestLab have ads?

Compound Interest shows ads; InterestLab does not.

### Which is updated more often, Compound Interest or InterestLab?

Compound Interest ships an update monthly, and InterestLab every 2 months. Most recently, Compound Interest was updated on November 5, 2026 and InterestLab on October 31, 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.*