# TodoKnock vs DeeperAI

TodoKnock and DeeperAI are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. TodoKnock sells 1 one-off in-app purchase and DeeperAI sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

TodoKnock ships an update every 6 days, DeeperAI weekly. The most recent releases landed on September 7, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | TodoKnock | DeeperAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Size | 56 MB | 11 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Yuichi Sasaki](https://appshunter.io/developer/1831654051) | [Masanori Kobayashi](https://appshunter.io/developer/1890607844) |

## What reviewers say

### TodoKnock

[App page](https://appshunter.io/ios/app/todoknock-count-your-progress/id6755919383)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### DeeperAI

[App page](https://appshunter.io/ios/app/deeperai/id6761641850)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeeperAI Monthly | $14.99 | per month |
| DeeperAI Unlimited | $39.99 | one-time |


## Frequently asked questions

### Is TodoKnock free?

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

### Is DeeperAI free?

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

### Do TodoKnock or DeeperAI have ads?

Neither TodoKnock nor DeeperAI shows ads.

### Which is updated more often, TodoKnock or DeeperAI?

TodoKnock ships an update every 6 days, and DeeperAI weekly. Most recently, TodoKnock was updated on September 7, 2026 and DeeperAI on September 24, 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.*