# SLCalculation vs GoalHack

The clearest difference is in-app purchases: SLCalculation at none against GoalHack's 2. SLCalculation also leads on iOS requirement (14.2 vs 17.6). GoalHack's advantage is update cadence (every 3 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. GoalHack sells 2 in-app purchases, starting at $2.99 per month. SLCalculation asks for nothing beyond the download.

SLCalculation ships an update monthly, GoalHack every 3 days. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | SLCalculation | GoalHack |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 19 MB | 73 MB |
| Requires iOS | **14.2** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [tsuyoshi saito](https://appshunter.io/developer/1530882113) | [Kento Tsutsui](https://appshunter.io/developer/1749111394) |

## What reviewers say

### SLCalculation

[App page](https://appshunter.io/ios/app/slcalculation/id1541116749)

**Features:** macOS Compatibility

**In-app purchases:** none


### GoalHack

[App page](https://appshunter.io/ios/app/goalhack-ai-goal-quests/id6760186875)

This app transforms large, unclear objectives into manageable quests. It uses AI to break down goals into phases, missions, and training modules, offering daily choices to keep progress consistent. It emphasizes forward momentum over perfect streaks, allowing users to pick up where they left off.

**Highlights:** AI-powered goal breakdown, Phases, Missions, and Trainings, Daily 'Today's Picks' options, Progress tracking via XP, Flexible approach to missed days, Adventure Log for actions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Goal Hack Pro Plan Monthly | $2.99 | per month |
| Goal Hack Pro Plan Annual | $22.99 | per year |


## Frequently asked questions

### Is SLCalculation free?

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

### Is GoalHack free?

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

### Do SLCalculation or GoalHack have ads?

Neither SLCalculation nor GoalHack shows ads.

### Which is updated more often, SLCalculation or GoalHack?

SLCalculation ships an update monthly, and GoalHack every 3 days. Most recently, SLCalculation was updated on October 7, 2026 and GoalHack on October 22, 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.*