# JustRemind vs ByWhen

The clearest difference is device support: JustRemind at 3 against ByWhen's 1. ByWhen's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. JustRemind sells 1 in-app purchase, starting at $1.99 per month and ByWhen sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

JustRemind ships an update every 4 days, ByWhen every 5 days. Both last shipped on October 22, 2026.

## The numbers

| Metric | JustRemind | ByWhen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/justremind-simple-reminders/id6756809280/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 10 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [LINGYU CHEN](https://appshunter.io/developer/1863013142) | [NiONlite LLC](https://appshunter.io/developer/1891899842) |

## What reviewers say

### JustRemind

[App page](https://appshunter.io/ios/app/justremind-simple-reminders/id6756809280)

Easily set reminders using text or voice commands. The app supports natural language input, allowing you to specify times relative to now or exact dates. Manage reminders directly from notifications or your Apple Watch.

**Highlights:** Voice reminder creation, Natural language input, Relative and exact time setting, Notification actions, Apple Watch integration, Reminder history

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JustRemind Pro | $1.99 | per month |


### ByWhen

[App page](https://appshunter.io/ios/app/bywhen-deadline-planner/id6778767584)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Annual Premium | $39.99 | per year |
| Lifetime Premium | $79.99 | one-time |


## Frequently asked questions

### Is JustRemind free?

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

### Is ByWhen free?

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

### Do JustRemind or ByWhen have ads?

Neither JustRemind nor ByWhen shows ads.

### Which is updated more often, JustRemind or ByWhen?

JustRemind ships an update every 4 days, and ByWhen every 5 days. Most recently, JustRemind was updated on October 22, 2026 and ByWhen on October 22, 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.*