# Taco Tools vs SimTanka

The clearest difference is in-app purchases: Taco Tools at none against SimTanka's 3. Taco Tools also leads on device support (3 vs 1). SimTanka's advantage is update cadence (every 2 weeks vs every 5 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. SimTanka sells 3 one-off in-app purchases. Taco Tools asks for nothing beyond the download.

Taco Tools ships an update every 5 months, SimTanka every 2 weeks. The most recent releases landed on October 23, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Taco Tools | SimTanka |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 52 MB | 3 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Taco, Inc.](https://appshunter.io/developer/461800454) | [Vikram Vyas](https://appshunter.io/developer/1677119919) |

## What reviewers say

### Taco Tools

[App page](https://appshunter.io/ios/app/taco-tools/id461800450)

Easily select centrifugal pumps for hydronic heating and cooling systems. View pump performance characteristics for specific flow and head conditions. Access Taco product literature and contact technical support directly.

**Highlights:** Centrifugal pump selection, Performance characteristic viewing, Hydronic heating/cooling system application, Access to product literature, Direct technical support contact

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

**In-app purchases:** none


### SimTanka

[App page](https://appshunter.io/ios/app/simtanka/id6446281690)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support SimTanka | $0.99 | one-time |
| Voluntary Contribution | $9.99 | one-time |
| Voluntary Contribution | $99.99 | one-time |


## Frequently asked questions

### Is Taco Tools free?

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

### Is SimTanka free?

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

### Do Taco Tools or SimTanka have ads?

Neither Taco Tools nor SimTanka shows ads.

### Which is updated more often, Taco Tools or SimTanka?

Taco Tools ships an update every 5 months, and SimTanka every 2 weeks. Most recently, Taco Tools was updated on October 23, 2026 and SimTanka on October 30, 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.*