# SumDU vs TooSoon

The clearest difference is update cadence: TooSoon at monthly against SumDU's every 8 months. SumDU's advantage is device support and iOS requirement (12.1 vs 16.0). On price and in-app purchases there is nothing between them.

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

SumDU ships an update every 8 months, TooSoon monthly. The most recent releases landed on June 7, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | SumDU | TooSoon |
| --- | --- | --- |
| 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 | No |
| Ads | No | — |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Free | — |
| Size | 14 MB | 5 MB |
| Requires iOS | **12.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [App Dev Academy Ltd.](https://appshunter.io/developer/1281918813) | [Paul Bernhard](https://appshunter.io/developer/1508779731) |

## 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


### TooSoon

[App page](https://appshunter.io/ios/app/toosoon-deadline-tracker/id1535989291)

**In-app purchases:** none


## Frequently asked questions

### Is SumDU free?

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

### Is TooSoon free?

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

### Which is updated more often, SumDU or TooSoon?

SumDU ships an update every 8 months, and TooSoon monthly. Most recently, SumDU was updated on June 7, 2026 and TooSoon on September 20, 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.*