# SumDU vs Habit Tracker

The clearest difference is in-app purchases: SumDU at none against Habit Tracker's 2. SumDU also leads on iOS requirement (12.1 vs 15.1). Habit Tracker's advantage is update cadence (every 9 days vs every 8 months). On price, ads and device support there is nothing between them.

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

SumDU ships an update every 8 months, Habit Tracker every 9 days. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SumDU | Habit Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sumdu/id698235283/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 14 MB | 40 MB |
| Requires iOS | **12.1** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [App Dev Academy Ltd.](https://appshunter.io/developer/1281918813) | [Volodymyr Saviuk](https://appshunter.io/developer/1893674354) |

## What reviewers say

### SumDU

[App page](https://appshunter.io/ios/app/sumdu/id698235283)

Access your university schedule, including classes, professors, and rooms, all in one convenient app. Download your schedule for offline use and sync it with your device's calendar to avoid missing appointments.

**Highlights:** University schedule access, Professor and auditorium schedules, Offline schedule download, Calendar integration, Schedule for all groups

**In-app purchases:** none


### Habit Tracker

[App page](https://appshunter.io/ios/app/habit-tracker-lumo/id6762289314)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $24.99 | per year |


## Frequently asked questions

### Is SumDU free?

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

### Is Habit Tracker free?

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

### Do SumDU or Habit Tracker have ads?

Neither SumDU nor Habit Tracker shows ads.

### Which is updated more often, SumDU or Habit Tracker?

SumDU ships an update every 8 months, and Habit Tracker every 9 days. Most recently, SumDU was updated on October 15, 2026 and Habit Tracker on October 6, 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.*