# Compounder vs Dot818 Seller

Compounder and Dot818 Seller are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Compounder | Dot818 Seller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4.3K ratings)](https://appshunter.io/ios/app/compounder/id1412552240/reviews)** | — |
| Number of ratings | **4.3K** | — |
| Positive reviews | 61.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 3 MB | 5 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [James Bevins](https://appshunter.io/developer/1137750302) | [dot818](https://appshunter.io/developer/1492920381) |

## What reviewers say

### Compounder

[App page](https://appshunter.io/ios/app/compounder/id1412552240)

Calculate the growth of savings and investments using compound interest. Explore how regular contributions and withdrawals impact your financial goals over time. Designed for anyone to understand and utilize the power of compounding for wealth building.

**Highlights:** Calculate compound interest, Flexible settings, Factor in periodic withdrawals, Factor in additional contributions, Easy-to-use interface

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Instant results
- 💡 Helps explain investments
- 🚀 Simple and easy to use
- 👍 Best and easiest compound calculator

**What reviewers complain about**

- 🐛 Glitchy and not user-friendly after update
- 🐛 Can't use quarterly, monthly, or weekly buttons after update
- 🐛 New version not working well on iPhone
- 🐛 Can't click off of monthly to quarterly, yearly, or weekly
- 🐛 Compound frequency stuck on monthly after update

**Reported bugs**

- Calculation issues with initial investment
- Formatting issues on mobile devices
- Crashes after short usage

**Requested features**

- Add percentage option for withdrawal
- Allow adjusting periodic contributions (weekly, monthly, etc.)
- Include daily compounding option
- Add inflation adjustment to contributions and outputs
- Create a widget version


### Dot818 Seller

[App page](https://appshunter.io/ios/app/dot818-seller/id1492920382)

**In-app purchases:** none


## Frequently asked questions

### Is Compounder free?

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

### Is Dot818 Seller free?

Dot818 Seller is free to download, with no in-app purchases.

### Do Compounder or Dot818 Seller have ads?

Neither Compounder nor Dot818 Seller shows ads.

### Which is updated more often, Compounder or Dot818 Seller?

Compounder ships an update every 3 weeks, and Dot818 Seller every 3 weeks. Most recently, Compounder was updated on October 25, 2026 and Dot818 Seller on October 9, 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.*