# Nirvana for GTD vs SISSEI Mobile

The clearest difference is in-app purchases: SISSEI Mobile at none against Nirvana for GTD's 5. Nirvana for GTD's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Nirvana for GTD sells 5 in-app purchases, starting at $4.99 per month. SISSEI Mobile asks for nothing beyond the download.

Nirvana for GTD ships an update every 2 weeks, SISSEI Mobile every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Nirvana for GTD | SISSEI Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (285 ratings)](https://appshunter.io/ios/app/nirvana-for-gtd/id1022913190/reviews)** | — |
| Number of ratings | **285** | — |
| Positive reviews | 75.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 179 MB |
| Requires iOS | **15.0** | 16.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nirvanahq](https://appshunter.io/developer/538671964) | [Sistemas Heuristicos](https://appshunter.io/developer/1597250886) |

## What reviewers say

### Nirvana for GTD

[App page](https://appshunter.io/ios/app/nirvana-for-gtd/id1022913190)

This app helps you capture, organize, and focus on your to-dos using the Getting Things Done methodology. It offers a flexible system to manage tasks without pressure, ensuring nothing gets missed across all your devices.

**Highlights:** Capture to-dos instantly, Organize with Projects, Areas, and Tags, Focus on what matters now, Smart views (Next, Scheduled, Someday), Cross-device synchronization, Flexible and pressure-free system

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nirvana Pro | $4.99 | per month |
| Nirvana Pro | $35.99 | per year |
| Nirvana Pro | $36.00 | per year |
| One Year Subscription | $29.99 | one-time |
| Lifetime Subscription | $49.99 | one-time |

**What reviewers like**

- 🚀 Fantastic app
- 👍 Best GTD app
- 👍 Simple and clean interface
- 👍 Excellent GTD implementation
- 👍 Great for organizing tasks

**What reviewers complain about**

- 🐛 Sync issues
- 🐛 Recurring tasks don't work as expected
- 🐛 Glitchy on iPad
- 🐛 Slow performance
- 🐛 Outdated UI

**Reported bugs**

- Recurring tasks duplicating
- Spam tasks appearing
- App freezing or going blank
- Sync issues causing data loss

**Requested features**

- iOS widgets
- Calendar integration
- Siri/IFTTT integration
- Location-based reminders
- Attachment support


### SISSEI Mobile

[App page](https://appshunter.io/ios/app/sissei-mobile/id1597250614)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nirvana for GTD free?

Nirvana for GTD is free to download, with in-app purchases available.

### Is SISSEI Mobile free?

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

### Do Nirvana for GTD or SISSEI Mobile have ads?

Neither Nirvana for GTD nor SISSEI Mobile shows ads.

### Which is updated more often, Nirvana for GTD or SISSEI Mobile?

Nirvana for GTD ships an update every 2 weeks, and SISSEI Mobile every 3 weeks. Most recently, Nirvana for GTD was updated on October 23, 2026 and SISSEI Mobile on October 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.*