# Singularity To Do List, Tasks vs Substrack

The clearest difference is in-app purchases: Substrack at none against Singularity To Do List, Tasks's 5. Singularity To Do List, Tasks'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. Singularity To Do List, Tasks sells 5 in-app purchases, starting at $3.99 per month. Substrack asks for nothing beyond the download.

Singularity To Do List, Tasks ships an update weekly, Substrack every 4 days. The most recent releases landed on October 13, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Singularity To Do List, Tasks | Substrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (79 ratings)](https://appshunter.io/ios/app/singularity-to-do-list-tasks/id1477784588/reviews)** | — |
| Number of ratings | **79** | — |
| Positive reviews | 85.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 227 MB | 41 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SINGULARITYAPP LLP](https://appshunter.io/developer/1062751673) | [Baris Gunduz](https://appshunter.io/developer/6775582146) |

## What reviewers say

### Singularity To Do List, Tasks

[App page](https://appshunter.io/ios/app/singularity-to-do-list-tasks/id1477784588)

Manage your tasks, projects, and daily schedule with this all-in-one productivity app. It combines a to-do list, calendar, planner, notepad, habit tracker, and Pomodoro timer to help you organize your life and stay focused.

**Highlights:** Task and note creation with voice input, File and image attachments to tasks, Smart reminders with natural date recognition, Automated recurring task scheduling, Calendar and daily planning views, Project, tag, and checklist organization, Pomodoro timer and stopwatch, Habit tracker for routine building

**Features:** Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SingularityApp Premium Month | $3.99 | per month |
| SingularityApp Elite Month | $4.99 | per month |
| SingularityApp Premium Year | $39.99 | per year |
| SingularityApp Elite Year | $49.99 | per year |
| Pro forever! | $89.99 | one-time |


### Substrack

[App page](https://appshunter.io/ios/app/substrack-payment-tracker/id6775582144)

**In-app purchases:** none


## Frequently asked questions

### Is Singularity To Do List, Tasks free?

Singularity To Do List, Tasks is free to download, with in-app purchases available.

### Is Substrack free?

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

### Do Singularity To Do List, Tasks or Substrack have ads?

Neither Singularity To Do List, Tasks nor Substrack shows ads.

### Which is updated more often, Singularity To Do List, Tasks or Substrack?

Singularity To Do List, Tasks ships an update weekly, and Substrack every 4 days. Most recently, Singularity To Do List, Tasks was updated on October 13, 2026 and Substrack 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.*