# Tadpole vs Obelisk

The clearest difference is update cadence: Tadpole at every 3 days against Obelisk's every 3 months. Obelisk's advantage is iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Tadpole ships an update every 3 days, Obelisk every 3 months. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Tadpole | Obelisk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 months |
| Size | 16 MB | 58 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roelof Jan Dijkman](https://appshunter.io/developer/1896401664) | [Ster Software BV](https://appshunter.io/developer/1546719341) |

## What reviewers say

### Tadpole

[App page](https://appshunter.io/ios/app/tadpole-consistency-tracker/id6767149364)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Obelisk

[App page](https://appshunter.io/ios/app/obelisk/id6788025606)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tadpole free?

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

### Is Obelisk free?

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

### Do Tadpole or Obelisk have ads?

Neither Tadpole nor Obelisk shows ads.

### Which is updated more often, Tadpole or Obelisk?

Tadpole ships an update every 3 days, and Obelisk every 3 months. Most recently, Tadpole was updated on October 10, 2026 and Obelisk on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*