# Remindify vs Useful Lock Screen Memo

The clearest difference is ads: Remindify at none against Useful Lock Screen Memo's shown. Remindify also leads on update cadence (every 3 days vs weekly) and iOS requirement (18.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Remindify sells 3 in-app purchases, starting at $1.99 per month and Useful Lock Screen Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Remindify ships an update every 3 days, Useful Lock Screen Memo weekly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Remindify | Useful Lock Screen Memo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/remindify-lock-screen-todo/id6770261039/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 91.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Ad-supported | — |
| Size | 76 MB | 118 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CROSSEDGE Inc.](https://appshunter.io/developer/898646263) | [katapu.net](https://appshunter.io/developer/381898924) |

## What reviewers say

### Remindify

[App page](https://appshunter.io/ios/app/remindify-lock-screen-todo/id6770261039)

Manage your to-dos and reminders directly from your iPhone's Lock Screen. Mark tasks complete with a single tap without unlocking your device. Quickly add new items via Siri, the Action Button, or the Share Sheet.

**Highlights:** Lock Screen Live Activity, One-tap task completion, Add tasks via Action Button/Siri, Share Sheet integration, Inline editing, 24-hour completed task view, Lock Screen widgets

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remindify Pro Monthly | $1.99 | per month |
| Remindify Pro Yearly | $14.99 | per year |
| Remindify Pro Lifetime | $29.99 | one-time |


### Useful Lock Screen Memo

[App page](https://appshunter.io/ios/app/useful-lock-screen-memo/id6799839918)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


## Frequently asked questions

### Is Remindify free?

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

### Is Useful Lock Screen Memo free?

Useful Lock Screen Memo is free to download, with in-app purchases available.

### Do Remindify or Useful Lock Screen Memo have ads?

Useful Lock Screen Memo shows ads; Remindify does not.

### Which is updated more often, Remindify or Useful Lock Screen Memo?

Remindify ships an update every 3 days, and Useful Lock Screen Memo weekly. Most recently, Remindify was updated on October 31, 2026 and Useful Lock Screen Memo on October 29, 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.*