# Compound Interest Calc vs PerkMinder

The clearest difference is in-app purchases: PerkMinder at none against Compound Interest Calc's 1. PerkMinder also leads on ads (none vs shown) and update cadence (every 10 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Compound Interest Calc sells 1 one-off in-app purchase. PerkMinder asks for nothing beyond the download.

Compound Interest Calc ships an update every 3 months, PerkMinder every 10 days. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Compound Interest Calc | PerkMinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.5K ratings)](https://appshunter.io/ios/app/compound-interest-calc/id1509212588/reviews)** | — |
| Number of ratings | **6.5K** | — |
| Positive reviews | 68.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 29 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dane Hankamer](https://appshunter.io/developer/1509095396) | [Jeffrey Liu](https://appshunter.io/developer/1874118940) |

## What reviewers say

### Compound Interest Calc

[App page](https://appshunter.io/ios/app/compound-interest-calc/id1509212588)

Plan your financial future with a powerful compound interest calculator. It helps you visualize investment growth with periodic contributions and plan retirement withdrawals with inflation adjustments. Offers detailed breakdowns and interactive charts for informed financial decisions.

**Highlights:** Calculate investment growth with contributions, Plan retirement withdrawals with inflation, Interactive growth and depletion charts, Year-by-year detailed breakdowns, Real-time calculations, Works offline

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

**In-app purchases (1)**

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

**What reviewers like**

- 🚀 Easy to use
- 🚀 Visually appealing
- 🚀 Helpful for financial planning
- 🚀 Powerful compound interest calculations
- 🚀 Intuitive interface

**What reviewers complain about**

- 🐛 Scaling issues on smaller devices
- 🐛 Inaccurate calculations in certain scenarios
- 🐛 Frequent ads disrupting user experience
- 🐛 Crashing and compatibility issues
- 🐛 Lack of customization options

**Reported bugs**

- Withdrawal calculations showing incorrect results
- App crashing on certain device models
- Scaling issues on iPad devices
- Compound interest calculations not accurate for weekly/monthly contributions

**Requested features**

- Add dividend calculation option
- Allow for daily compound interest calculations
- Implement a save/load feature to retain user inputs
- Add ability to input one-time lump sum contributions
- Provide inflation-adjusted withdrawal calculations


### PerkMinder

[App page](https://appshunter.io/ios/app/perkminder/id6758640185)

**In-app purchases:** none


## Frequently asked questions

### Is Compound Interest Calc free?

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

### Is PerkMinder free?

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

### Do Compound Interest Calc or PerkMinder have ads?

Compound Interest Calc shows ads; PerkMinder does not.

### Which is updated more often, Compound Interest Calc or PerkMinder?

Compound Interest Calc ships an update every 3 months, and PerkMinder every 10 days. Most recently, Compound Interest Calc was updated on October 18, 2026 and PerkMinder on October 3, 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.*