# Dimly© vs 1729 SAT

The clearest difference is update cadence: Dimly© at weekly against 1729 SAT's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Dimly© sells 2 in-app purchases, starting at $2.95 per month and 1729 SAT sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Dimly© ships an update weekly, 1729 SAT every 4 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Dimly© | 1729 SAT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Size | 141 MB | 9 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Firangiz Gurbanova](https://appshunter.io/developer/1837509418) | [Long Nguyen](https://appshunter.io/developer/6784286884) |

## What reviewers say

### Dimly©

[App page](https://appshunter.io/ios/app/dimly/id6751915977)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dimly monthly premium | $2.95 | per month |
| Dimly monthly premium | $17.99 | per year |


### 1729 SAT

[App page](https://appshunter.io/ios/app/1729-sat-math-and-reading/id6784286882)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access (Monthly) | $5.99 | per month |
| Full Access (Annual) | $35.99 | per year |


## Frequently asked questions

### Is Dimly© free?

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

### Is 1729 SAT free?

1729 SAT is free to download, with in-app purchases available.

### Do Dimly© or 1729 SAT have ads?

Neither Dimly© nor 1729 SAT shows ads.

### Which is updated more often, Dimly© or 1729 SAT?

Dimly© ships an update weekly, and 1729 SAT every 4 weeks. Most recently, Dimly© was updated on October 30, 2026 and 1729 SAT on October 28, 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.*