# aContacts vs Dapple Authenticator

The clearest difference is rating: Dapple Authenticator at 5.0 against aContacts's 4.0. Dapple Authenticator also leads on in-app purchases (none vs 2). aContacts's advantage is ratings volume (45 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. aContacts sells 2 one-off in-app purchases. Dapple Authenticator asks for nothing beyond the download.

Dapple Authenticator holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: aContacts has 45 ratings behind it against 2, so its average is the more settled of the two.

aContacts ships an update every 5 weeks, Dapple Authenticator monthly. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | aContacts | Dapple Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (45 ratings)](https://appshunter.io/ios/app/acontacts-contact-manager/id654432491/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dapple-authenticator/id6737246154/reviews)** |
| Number of ratings | **45** | 2 |
| Positive reviews | 53.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 31 MB | 81 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [峥 俞](https://appshunter.io/developer/1500529302) | [Dapple Security Inc](https://appshunter.io/developer/1775547603) |

## What reviewers say

### aContacts

[App page](https://appshunter.io/ios/app/acontacts-contact-manager/id654432491)

This app enhances your address book with powerful contact management tools. Organize contacts into groups, send mass emails and texts, and sync with Google. It also offers backup, restore, and duplicate merging features for a streamlined experience.

**Highlights:** Smart contact management, Group creation and management, Send group SMS & email, Google contacts sync, Contacts backup and restore, Merge duplicate contacts, T9 dialer with search

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Unlimited Version | $3.99 | one-time |

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🔄 Effective contact syncing with Gmail and Google contacts
- 📊 Excellent contact organization and grouping capabilities
- 🧹 Strong duplicate contact detection and merging features
- 📱 Works well across multiple devices

**What reviewers complain about**

- 🐛 Frequent crashes and stability issues
- 🔄 Forced contact syncing without opt-out option
- 📵 Non-functional buttons and UI elements
- ⚠️ Duplicate contact creation and merging problems
- 🔒 Landscape mode not supported on iPad

**Reported bugs**

- App crashes when moving contacts to groups
- Contacts disappear after iOS updates
- Duplicate contacts created (up to 203 times reported)
- All phone numbers merged into single contact
- Text messages freeze up

**Requested features**

- Option to disable automatic contact syncing
- LinkedIn sync capability
- Landscape mode support for iPad
- Quick search by typing first letter
- CC/BCC functionality for group messaging


### Dapple Authenticator

[App page](https://appshunter.io/ios/app/dapple-authenticator/id6737246154)

This app is a FIDO-compliant passkey manager that uses unique biometric methods to generate and secure your passkeys. It ensures you never lose access to your accounts without storing sensitive biometric data or syncing to the cloud. Enjoy cross-platform compatibility and enterprise management options.

**Highlights:** FIDO-compliant passkey management, Patent-pending biometric passkey generation, No cloud sync for passkeys, Biometric data not stored, Cross-platform compatibility, Enterprise management features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is aContacts free?

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

### Is Dapple Authenticator free?

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

### Which has better reviews, aContacts or Dapple Authenticator?

Dapple Authenticator is rated higher. aContacts averages 4.0 out of 5 from 45 ratings, while Dapple Authenticator averages 5.0 from 2 ratings.

### Do aContacts or Dapple Authenticator have ads?

Neither aContacts nor Dapple Authenticator shows ads.

### Which is updated more often, aContacts or Dapple Authenticator?

aContacts ships an update every 5 weeks, and Dapple Authenticator monthly. Most recently, aContacts was updated on October 16, 2026 and Dapple Authenticator 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.*