# Reminder with Voice Reminders vs 4DI

The clearest difference is in-app purchases: 4DI at none against Reminder with Voice Reminders's 1. 4DI also leads on update cadence (weekly vs every 3 weeks). Reminder with Voice Reminders's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.6). On price and ads there is nothing between them.

Both are free to download. Reminder with Voice Reminders sells 1 one-off in-app purchase. 4DI asks for nothing beyond the download.

Reminder with Voice Reminders ships an update every 3 weeks, 4DI weekly. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Reminder with Voice Reminders | 4DI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18K ratings)](https://appshunter.io/ios/app/reminder-with-voice-reminders/id469454389/reviews)** | — |
| Number of ratings | **18K** | — |
| Positive reviews | 79.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 5 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sergio Licea](https://appshunter.io/developer/469446041) | [Robert Poetzsch](https://appshunter.io/developer/1860642630) |

## What reviewers say

### Reminder with Voice Reminders

[App page](https://appshunter.io/ios/app/reminder-with-voice-reminders/id469454389)

Easily create and manage recurring reminders with custom sounds, including voice recordings or music. Set up hourly, daily, weekly, monthly, or yearly alerts, and a wake-up alarm with adjustable snooze options. Never miss an important event again with this user-friendly reminder app.

**Highlights:** Recurring reminders (hourly, daily, weekly, monthly, yearly), Custom voice or music reminder sounds, Wake-up alarm with snooze, Pre-alarms and auto-snooze, Add images to reminders, Calendar view of reminders

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $2.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Reliable and functional
- 💡 Customizable reminders
- 🔔 Effective at preventing missed appointments
- 🎨 Visually appealing

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔊 Alarm volume/duration issues
- 💻 Lack of syncing across devices
- 🌐 Limited language support
- 💰 Paid version required for full functionality

**Reported bugs**

- Reminders not triggering correctly
- Notification issues on iOS 18
- Reminder history disappearing unexpectedly

**Requested features**

- Ability to sort reminders chronologically
- Option to import custom sounds/music
- Sync reminders across iOS devices
- More language localization options
- Improved widget/home screen integration


### 4DI

[App page](https://appshunter.io/ios/app/4di-data-integrity-tool/id6760180866)

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

**In-app purchases:** none


## Frequently asked questions

### Is Reminder with Voice Reminders free?

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

### Is 4DI free?

4DI is free to download, with no in-app purchases.

### Do Reminder with Voice Reminders or 4DI have ads?

Neither Reminder with Voice Reminders nor 4DI shows ads.

### Which is updated more often, Reminder with Voice Reminders or 4DI?

Reminder with Voice Reminders ships an update every 3 weeks, and 4DI weekly. Most recently, Reminder with Voice Reminders was updated on November 12, 2026 and 4DI on October 31, 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.*