# i vs TantalusPath

The clearest difference is in-app purchases: i at none against TantalusPath's 2. i also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.4). TantalusPath's advantage is update cadence (every 3 months vs every 6 months) and ratings volume (3 vs 1). On price, rating and ads there is nothing between them.

Both are free to download. TantalusPath sells 2 in-app purchases, starting at $3.99 per month. i asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for i against 5.0 for TantalusPath. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

i ships an update every 6 months, TantalusPath every 3 months. The most recent releases landed on October 7, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | i | TantalusPath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/i-droponics/id1551871602/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/tantaluspath/id6504832898/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 90 MB | 102 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Linnkr Inc.](https://appshunter.io/developer/1551871604) | [Serendipity Systems LLC](https://appshunter.io/developer/1754009660) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-droponics/id1551871602)

This app guides users through routine operations for a specific hydroponic system. It offers growing guides, scheduling, fertilization advice, record-keeping, and troubleshooting to support daily, weekly, and periodic tasks. It's designed for owners of the TAPKIT system.

**Highlights:** Growing guides, Scheduling and notifications, Fertilization advice, Record keeping and analysis, Troubleshooting system, Instructional videos, Real-time sensor alerts

**Features:** macOS Compatibility

**In-app purchases:** none


### TantalusPath

[App page](https://appshunter.io/ios/app/tantaluspath/id6504832898)

This app uses random positive reinforcement to help you achieve your goals and align with your values. It guides you through a cycle of anticipating, earning, and enjoying rewards, with customizable options and progress-based unlocks.

**Highlights:** Random positive reinforcement, Goal and value alignment, Reward anticipation and earning, Customizable reward pools, Unlockable progress and story, Tips on intermittent rewards

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tantalus Subscription | $3.99 | per month |
| Gem bundle | $59.99 | one-time |


## Frequently asked questions

### Is i free?

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

### Is TantalusPath free?

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

### Which has better reviews, i or TantalusPath?

i and TantalusPath are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do i or TantalusPath have ads?

Neither i nor TantalusPath shows ads.

### Which is updated more often, i or TantalusPath?

i ships an update every 6 months, and TantalusPath every 3 months. Most recently, i was updated on October 7, 2026 and TantalusPath on September 24, 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.*