# ThinkOnTheFly vs DayMind

ThinkOnTheFly and DayMind 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. ThinkOnTheFly sells 3 in-app purchases, starting at $0.99 per month and DayMind sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ThinkOnTheFly ships an update fortnightly, DayMind every 3 weeks. The most recent releases landed on October 18, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ThinkOnTheFly | DayMind |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 10 MB | 2 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [家贺 万](https://appshunter.io/developer/1820076368) | [友文 吴](https://appshunter.io/developer/1640870974) |

## What reviewers say

### ThinkOnTheFly

[App page](https://appshunter.io/ios/app/thinkonthefly/id6747250744)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | per month |
| Annual Plan | $2.99 | per year |
| Lifetime Access | $5.99 | one-time |


### DayMind

[App page](https://appshunter.io/ios/app/daymind/id6757837201)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $0.99 | one-time |
| Yearly Pro | $9.99 | one-time |
| Lifetime Pro | $19.99 | one-time |


## Frequently asked questions

### Is ThinkOnTheFly free?

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

### Is DayMind free?

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

### Do ThinkOnTheFly or DayMind have ads?

Neither ThinkOnTheFly nor DayMind shows ads.

### Which is updated more often, ThinkOnTheFly or DayMind?

ThinkOnTheFly ships an update fortnightly, and DayMind every 3 weeks. Most recently, ThinkOnTheFly was updated on October 18, 2026 and DayMind 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.*