# Wobbly vs PulsePro Interval Timer

The clearest difference is in-app purchases: Wobbly at none against PulsePro Interval Timer's 1. Wobbly also leads on update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PulsePro Interval Timer sells 1 one-off in-app purchase. Wobbly asks for nothing beyond the download.

Wobbly ships an update every 4 days, PulsePro Interval Timer every 3 weeks. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Wobbly | PulsePro Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/wobbly-sobriety-tracker/id6755603610/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 16 MB | 3 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Evgeny Voinov](https://appshunter.io/developer/1854807768) | [Toshihiro Nakao](https://appshunter.io/developer/1866546756) |

## What reviewers say

### Wobbly

[App page](https://appshunter.io/ios/app/wobbly-sobriety-tracker/id6755603610)

This app helps you track your sobriety journey with a calendar, detailed statistics, and motivational achievements. It offers a unique way to monitor your progress and compare it with friends.

**Highlights:** Sobriety calendar and alcohol tracker, Unfiltered statistics on sober/drinking days, Achievements and sobriety peaks, Leaderboards for sober heroes and party legends, Friend tracking and silent competition, Personality statuses and sobriety evolution facts

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

**In-app purchases:** none


### PulsePro Interval Timer

[App page](https://appshunter.io/ios/app/pulsepro-interval-timer/id6760296104)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PulsePro Premium (Lifetime) | $3.99 | one-time |


## Frequently asked questions

### Is Wobbly free?

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

### Is PulsePro Interval Timer free?

PulsePro Interval Timer is free to download, with in-app purchases available.

### Do Wobbly or PulsePro Interval Timer have ads?

Neither Wobbly nor PulsePro Interval Timer shows ads.

### Which is updated more often, Wobbly or PulsePro Interval Timer?

Wobbly ships an update every 4 days, and PulsePro Interval Timer every 3 weeks. Most recently, Wobbly was updated on September 18, 2026 and PulsePro Interval Timer on September 21, 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.*