# Reefly vs Tanksmith

The clearest difference is update cadence: Reefly at daily against Tanksmith's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Reefly sells 2 in-app purchases, starting at $3.99 per month and Tanksmith sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Reefly ships an update daily, Tanksmith every 3 weeks. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Reefly | Tanksmith |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tanksmith/id6769517856/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 3 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Justinas Kristopaitis](https://appshunter.io/developer/1812310636) | [OMAR DANIEL GRAZIANO](https://appshunter.io/developer/1896485759) |

## What reviewers say

### Reefly

[App page](https://appshunter.io/ios/app/reefly/id6766267836)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReefLog Pro | $3.99 | per month |
| ReefLog Pro | $17.99 | per year |


### Tanksmith

[App page](https://appshunter.io/ios/app/tanksmith/id6769517856)

This offline logbook helps reef tank enthusiasts meticulously track water parameters, equipment maintenance, and livestock. It offers detailed logging for various parameters and test kits, with advanced features like dosing intelligence and coral growth timelines available through a one-time purchase.

**Highlights:** Offline parameter logging, Test kit & salt batch tracking, Equipment service tracker, Livestock list with photos, Dosing intelligence, Coral photo timeline & lineage, Tank Report PDF generation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tanksmith Pro | $9.99 | one-time |


## Frequently asked questions

### Is Reefly free?

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

### Is Tanksmith free?

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

### Do Reefly or Tanksmith have ads?

Neither Reefly nor Tanksmith shows ads.

### Which is updated more often, Reefly or Tanksmith?

Reefly ships an update daily, and Tanksmith every 3 weeks. Most recently, Reefly was updated on October 11, 2026 and Tanksmith on October 13, 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.*