# Complement app vs WhenWorks

The clearest difference is update cadence: WhenWorks at every 8 days against Complement app's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Complement app sells 1 one-off in-app purchase and WhenWorks sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Complement app ships an update every 5 weeks, WhenWorks every 8 days. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Complement app | WhenWorks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1K ratings)](https://appshunter.io/ios/app/complement-app/id1269135118/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 60.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 88 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Alan Roldan](https://appshunter.io/developer/1101757198) | [David Beamish](https://appshunter.io/developer/1810297593) |

## What reviewers say

### Complement app

[App page](https://appshunter.io/ios/app/complement-app/id1269135118)

Enhance your WhatsApp experience with tools to manage contacts and messages. Quickly start chats, save contacts without storing them, and schedule messages for future delivery. Enjoy a user-friendly interface designed for efficiency.

**Highlights:** Open chat without saving number, Save contacts without phone storage, Share, edit, and export contacts, Schedule messages for specific dates, Edit created reminders

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |

**What reviewers like**

- 🚀 Smooth UI
- 💡 Helpful for organizing WhatsApp messages
- 👍 Functional and easy to use
- 🚀 Excellent app
- 👍 Useful app

**What reviewers complain about**

- 🐛 Doesn't send messages automatically
- 🐛 Notifications not loud enough
- 🐛 Doesn't work as expected
- 🐛 Doesn't recognize contacts
- 🐛 Doesn't send messages

**Reported bugs**

- Scheduled messages not sending
- Overwrites existing scheduled messages
- Doesn't work in latest update
- Doesn't recognize valid phone numbers

**Requested features**

- Send messages to multiple recipients
- Option to choose SMS over WhatsApp
- Automatic message sending without confirmation
- Recurring/repeating message scheduling
- Ability to edit scheduled date and time


### WhenWorks

[App page](https://appshunter.io/ios/app/whenworks/id6747640879)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WhenWorks Premium Subscription | $4.99 | per month |
| WhenWorks Token Bundle | $6.99 | one-time |


## Frequently asked questions

### Is Complement app free?

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

### Is WhenWorks free?

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

### Do Complement app or WhenWorks have ads?

Both Complement app and WhenWorks show ads.

### Which is updated more often, Complement app or WhenWorks?

Complement app ships an update every 5 weeks, and WhenWorks every 8 days. Most recently, Complement app was updated on October 6, 2026 and WhenWorks on October 10, 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.*