# The Stack System vs Secnds

The clearest difference is update cadence: Secnds at every 3 days against The Stack System's monthly. Secnds also leads on monetization model (free vs freemium) and review sentiment (100% vs 86%). The Stack System's advantage is ratings volume (7.1K vs 1) and chart position (#82 vs unranked). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. The Stack System sells 6 in-app purchases, starting at $9.99 per 7 days and Secnds sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for The Stack System against 5.0 for Secnds. That said, the two scores are not equally well evidenced: The Stack System has 7.1K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 86% of The Stack System's written reviews are positive against 100% of Secnds's.

The Stack System ships an update monthly, Secnds every 3 days. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | The Stack System | Secnds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (7.1K ratings)](https://appshunter.io/ios/app/the-stack-system/id1534757407/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/secnds/id6758421780/reviews)** |
| Number of ratings | **7.1K** | 1 |
| Positive reviews | 86.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Freemium | **Free** |
| Best chart rank | **#82** | — |
| Size | 222 MB | 3 MB |
| Requires iOS | **16.2** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [The Stack System, LP](https://appshunter.io/developer/1534757409) | [Michael Pace](https://appshunter.io/developer/992259637) |

## What reviewers say

### The Stack System

[App page](https://appshunter.io/ios/app/the-stack-system/id1534757407)

**Currently charting:** #82 Top Grossing · Health & Fitness (US App Store)

Enhance your golf game with science-based training modules for speed, wedging, and putting. Improve distance, accuracy, and consistency with personalized practice sessions and detailed analytics. Requires compatible hardware.

**Highlights:** Variable inertia speed training for distance, Science-based wedge distance control, Gamified putting practice and analytics, Personalized practice sessions, Real-time scoring and insights, Customizable training modes

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stack Putting 1 Week | $9.99 | per 7 days |
| Stack Putting 1 Wk | $9.99 | per 7 days |
| TheStack Speed Training | $14.99 | per 7 days |
| TheStack Scoring Membership | $99.00 | per year |
| TheStack Speed Membership | $99.00 | per year |
| TheStack Premium Membership | $129.00 | per year |

**What reviewers like**

- 🚀 Seeing speed gains
- 👍 Easy to use app
- 👍 Motivating and helpful
- 👍 Detailed instructions
- 👍 Warmup routine

**What reviewers complain about**

- 🐛 Glitchy app (audio, dictation, timers)
- 🔧 Integration issues with other devices
- 💡 More insights and advice needed
- 🐛 Inconsistent audio/voice features
- 🐛 Occasional missing countdown

**Reported bugs**

- Putting app not working properly
- Slope percentage input issue

**Requested features**

- Calendar integration
- Music/podcast playback integration
- Apple Watch support


### Secnds

[App page](https://appshunter.io/ios/app/secnds/id6758421780)

Create custom interval timers for HIIT, circuits, and rounds with audio coaching. Log workouts to Apple Health and keep your music playing without interruption. Organize and back up your routines with iCloud.

**Highlights:** Customizable HIIT, Circuit, and Round timers, Text-to-speech audio coaching, Apple Health logging, Music playback continuity, 60+ activity types supported, iCloud backup

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $4.19 | one-time |


## Frequently asked questions

### Is The Stack System free?

The Stack System is free to download, with in-app purchases available.

### Is Secnds free?

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

### Which has better reviews, The Stack System or Secnds?

Secnds is rated higher. The Stack System averages 4.9 out of 5 from 7.1K ratings, while Secnds averages 5.0 from 1 ratings.

### Do The Stack System or Secnds have ads?

Neither The Stack System nor Secnds shows ads.

### Which is updated more often, The Stack System or Secnds?

The Stack System ships an update monthly, and Secnds every 3 days. Most recently, The Stack System was updated on October 27, 2026 and Secnds on October 7, 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.*