# Obsession vs 截记 SnapMark

The clearest difference is update cadence: 截记 SnapMark at every 2 days against Obsession's fortnightly. Obsession's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Obsession ships an update fortnightly, 截记 SnapMark every 2 days. The most recent releases landed on September 29, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Obsession | 截记 SnapMark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/obsession-goal-accountability/id6757093559/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Paid | — |
| Size | 28 MB | 1 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sledge Dev Inc](https://appshunter.io/developer/1428309941) | [健全 刘](https://appshunter.io/developer/1889120741) |

## What reviewers say

### Obsession

[App page](https://appshunter.io/ios/app/obsession-goal-accountability/id6757093559)

This app helps you achieve one major goal by focusing on daily commitments and immutable accountability. It provides a structured system to build discipline and track progress without gamification.

**Highlights:** One-goal focus system, Immutable commitments, Daily accountability tracker, Goal planning with milestones, Private journal for self-improvement, No gamification

**Features:** macOS Compatibility

**In-app purchases:** none


### 截记 SnapMark

[App page](https://appshunter.io/ios/app/snapmark/id6764744014)

**In-app purchases:** none


## Frequently asked questions

### Is Obsession free?

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

### Is 截记 SnapMark free?

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

### Do Obsession or 截记 SnapMark have ads?

Neither Obsession nor 截记 SnapMark shows ads.

### Which is updated more often, Obsession or 截记 SnapMark?

Obsession ships an update fortnightly, and 截记 SnapMark every 2 days. Most recently, Obsession was updated on September 29, 2026 and 截记 SnapMark on October 16, 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.*