# tinkflow vs Email Reminder

The clearest difference is in-app purchases: tinkflow at none against Email Reminder's 2. tinkflow also leads on iOS requirement (13.4 vs 15.1). Email Reminder's advantage is ads (none vs shown) and update cadence (every 4 days vs every 10 days). On price and device support there is nothing between them.

Both are free to download. Email Reminder sells 2 in-app purchases, starting at $1.99 per 7 days. tinkflow asks for nothing beyond the download.

tinkflow ships an update every 10 days, Email Reminder every 4 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | tinkflow | Email Reminder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 4 days** |
| Size | 94 MB | 67 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blackpill Innovative Developments AB](https://appshunter.io/developer/1811158384) | [Kerem ARSLAN](https://appshunter.io/developer/1865471958) |

## What reviewers say

### tinkflow

[App page](https://appshunter.io/ios/app/tinkflow/id6745182646)

**Features:** macOS Compatibility

**In-app purchases:** none


### Email Reminder

[App page](https://appshunter.io/ios/app/email-reminder-promy/id6768619228)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Promy Pro | $1.99 | per 7 days |
| Promy Pro | $4.99 | per month |


## Frequently asked questions

### Is tinkflow free?

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

### Is Email Reminder free?

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

### Do tinkflow or Email Reminder have ads?

tinkflow shows ads; Email Reminder does not.

### Which is updated more often, tinkflow or Email Reminder?

tinkflow ships an update every 10 days, and Email Reminder every 4 days. Most recently, tinkflow was updated on November 5, 2026 and Email Reminder on November 5, 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.*