# Sunsama vs QuantaTime

The clearest difference is in-app purchases: Sunsama at none against QuantaTime's 4. Sunsama also leads on update cadence (every 2 weeks vs every 11 months) and iOS requirement (16.4 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. QuantaTime sells 4 in-app purchases, starting at $1.99 per month. Sunsama asks for nothing beyond the download.

Sunsama ships an update every 2 weeks, QuantaTime every 11 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sunsama | QuantaTime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (519 ratings)](https://appshunter.io/ios/app/sunsama/id1475755747/reviews)** | — |
| Number of ratings | **519** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 11 months |
| Monetization | Free | — |
| Size | 80 MB | 18 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SUMMAY, Inc.](https://appshunter.io/developer/1351985369) | [Talon Strike Software](https://appshunter.io/developer/558604945) |

## What reviewers say

### Sunsama

[App page](https://appshunter.io/ios/app/sunsama/id1475755747)

This mobile app complements a desktop planner, allowing quick task additions and scheduling on the go. Review your daily plan and stay focused on your workload, synced with your calendar events.

**Highlights:** Quick task addition, Schedule tasks on calendar, Review daily plan, Syncs with Google Calendar, Syncs with Outlook Calendar, Companion to desktop app

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Helpful, intuitive, and comprehensive
- 🚀 Excellent workflows
- 💡 Customizable and flexible
- 🚀 Seamless integrations with other apps
- 👍 Useful for ADHD and OCD users

**What reviewers complain about**

- 🐛 Buggy mobile app with frequent crashes and glitches
- 🔍 Limited functionality on mobile compared to desktop
- 💰 Expensive subscription cost
- 🔍 Onboarding and login issues
- 🔍 Inconsistent syncing between mobile and desktop

**Reported bugs**

- App crashes on launch
- Tasks disappearing or not syncing properly
- Login issues with Google and other accounts
- Unreliable mobile app performance

**Requested features**

- Improved mobile app with more features
- Widgets and lock screen integration
- Better task management and rescheduling options
- AI-powered task scheduling and planning
- Integration with more third-party apps


### QuantaTime

[App page](https://appshunter.io/ios/app/quantatime/id6742660826)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Quarterly | $2.99 | per 3 months |
| Yearly | $5.99 | per year |
| Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is Sunsama free?

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

### Is QuantaTime free?

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

### Do Sunsama or QuantaTime have ads?

Neither Sunsama nor QuantaTime shows ads.

### Which is updated more often, Sunsama or QuantaTime?

Sunsama ships an update every 2 weeks, and QuantaTime every 11 months. Most recently, Sunsama was updated on November 3, 2026 and QuantaTime on October 30, 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.*