# Stacks vs Puperino

The clearest difference is review sentiment: Puperino at 100% against Stacks's 0%. Puperino also leads on rating (5.0 vs 4.0). Stacks's advantage is in-app purchases (none vs 4). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Puperino sells 4 in-app purchases, starting at $2.99 per month. Stacks asks for nothing beyond the download.

Puperino holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 0% of Stacks's written reviews are positive against 100% of Puperino's.

Stacks ships an update weekly, Puperino every 6 days. The most recent releases landed on September 9, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Stacks | Puperino |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/stacks-routine-and-habits/id6484160851/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/puperino-pomodoro-study-timer/id6818319916/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | **Free** | Freemium |
| Size | 16 MB | 45 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [EUN SANG LEE](https://appshunter.io/developer/1483878467) | [Stefan Martin Eriksson](https://appshunter.io/developer/6818319918) |

## What reviewers say

### Stacks

[App page](https://appshunter.io/ios/app/stacks-routine-and-habits/id6484160851)

This app helps you build positive habits and break old ones by combining them into routines. Track your progress easily and sync your data across devices. It also integrates with Apple Health to monitor your well-being.

**Highlights:** Habit stacking for routine building, Intuitive daily habit tracking, Cross-device synchronization, Apple Health integration, Progress streak visualization

**In-app purchases:** none


### Puperino

[App page](https://appshunter.io/ios/app/puperino-pomodoro-study-timer/id6818319916)

This app uses a virtual puppy companion to help you stay focused during study or work sessions. Earn rewards, customize your puppy's environment, and track your progress with gentle reminders and a lock screen countdown.

**Highlights:** Virtual puppy companion for motivation, Pomodoro timer with customizable sessions, Task and subtask management, Focus streak tracking and rewards, Exam countdown feature, Customizable puppy rooms and outfits, Lock screen countdown widget

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Puperino Pro (Monthly) | $2.99 | per month |
| Puperino Pro Yearly | $19.99 | per year |
| Puperino Pro (Yearly) | $19.99 | per year |
| Puperino Pro (Lifetime) | $29.99 | one-time |


## Frequently asked questions

### Is Stacks free?

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

### Is Puperino free?

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

### Which has better reviews, Stacks or Puperino?

Puperino is rated higher. Stacks averages 4.0 out of 5 from 2 ratings, while Puperino averages 5.0 from 3 ratings.

### Do Stacks or Puperino have ads?

Neither Stacks nor Puperino shows ads.

### Which is updated more often, Stacks or Puperino?

Stacks ships an update weekly, and Puperino every 6 days. Most recently, Stacks was updated on September 9, 2026 and Puperino on October 29, 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.*