# Spark Mail vs D818

The clearest difference is in-app purchases: D818 at none against Spark Mail's 17. D818 also leads on rating (5.0 vs 4.6) and iOS requirement (13.0 vs 16.4). Spark Mail's advantage is ratings volume (83K vs 1) and update cadence (weekly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Spark Mail sells 13 in-app purchases, starting at $7.99 per month. D818 asks for nothing beyond the download.

D818 holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Spark Mail has 83K ratings behind it against 1, so its average is the more settled of the two.

Spark Mail ships an update weekly, D818 every 5 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Spark Mail | D818 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (83K ratings)](https://appshunter.io/ios/app/spark-mail-ai-email-assistant/id997102246/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/d818/id6754897739/reviews)** |
| Number of ratings | **83K** | 1 |
| Positive reviews | 61.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#100** | — |
| Size | 392 MB | 97 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Readdle Technologies Limited](https://appshunter.io/developer/285035419) | [jonathan Rodriguez](https://appshunter.io/developer/1739659188) |

## What reviewers say

### Spark Mail

[App page](https://appshunter.io/ios/app/spark-mail-ai-email-assistant/id997102246)

**Currently charting:** #100 Top Grossing · Productivity (US App Store)

Streamline your email and calendar management with an AI-powered assistant. Organize multiple accounts, declutter your inbox with smart sorting, and use AI to draft replies, summarize threads, and manage your schedule efficiently.

**Highlights:** Unified inbox for multiple email accounts, AI-powered email summarization and drafting, Smart Inbox for prioritizing emails, Calendar management and meeting scheduling, Gatekeeper for sender screening, Team collaboration on emails, Integrations with productivity apps

**Features:** Family Sharing, Apple Wallet, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spark Premium | $7.99 | per month |
| Spark Plus Monthly | $10.00 | per month |
| Spark Premium | $11.99 | per month |
| Spark Pro Monthly | $20.00 | per month |
| Get Spark Premium | $41.99 | per year |
| Spark Premium | $59.99 | per year |
| Get Spark Premium | $59.99 | per year |
| Spark Plus Annual | $99.00 | per year |
| Get Spark Premium | $119.99 | per year |
| Spark Pro Annual | $199.00 | per year |
| Regular Powerbank | $4.99 | one-time |
| Big Powerbank | $9.99 | one-time |
| Huge Powerbank | $19.99 | one-time |

**What reviewers like**

- 🚀 Excellent email management features
- 👍 Clean and intuitive user interface
- 📂 Effective email organization and categorization
- ⏱️ Efficient workflow with snooze, scheduling, and templates
- 💻 Seamless cross-device experience

**What reviewers complain about**

- 🐛 Occasional sync and stability issues
- 🔒 Concerns over privacy and data usage
- 💰 Aggressive push for paid subscription
- 📥 Unreliable notification delivery
- 🔍 Inconsistent search functionality

**Reported bugs**

- Emails disappearing from the inbox
- Delayed email delivery and sync
- Crashes and freezes when opening the app
- Issues with Exchange calendar and account sync
- Incorrect email grouping and threading

**Requested features**

- Improved spam filtering and email blocking
- Option to disable email threading
- Better calendar integration and management
- Customizable email signatures and layouts
- Expanded third-party app integrations


### D818

[App page](https://appshunter.io/ios/app/d818/id6754897739)

Monitor the status of your cases in real-time. Easily check if your case has been approved, rejected, or canceled, and understand its current stage. Track your legal or administrative processes clearly and quickly from your mobile device.

**Highlights:** Real-time case status monitoring, Check approval, rejection, or cancellation, View current stage of the process, Clear and fast tracking, Mobile accessibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spark Mail free?

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

### Is D818 free?

D818 is free to download, with no in-app purchases.

### Which has better reviews, Spark Mail or D818?

D818 is rated higher. Spark Mail averages 4.6 out of 5 from 83K ratings, while D818 averages 5.0 from 1 ratings.

### Do Spark Mail or D818 have ads?

Neither Spark Mail nor D818 shows ads.

### Which is updated more often, Spark Mail or D818?

Spark Mail ships an update weekly, and D818 every 5 weeks. Most recently, Spark Mail was updated on October 28, 2026 and D818 on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*