# Spark Mail vs Letswork

The clearest difference is in-app purchases: Letswork at none against Spark Mail's 10. Letswork also leads on rating (5.0 vs 4.6) and review sentiment (78% vs 61%). Spark Mail's advantage is ratings volume (83K vs 5) and update cadence (weekly vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spark Mail sells 8 in-app purchases, starting at $7.99 per month. Letswork asks for nothing beyond the download.

Letswork 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 5, so its average is the more settled of the two. Written reviews point the same way: 61% of Spark Mail's written reviews are positive against 78% of Letswork's.

Spark Mail ships an update weekly, Letswork fortnightly. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Spark Mail | Letswork |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (83K ratings)](https://appshunter.io/ios/app/spark-mail-ai-email-assistant/id997102246/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/letswork/id1449685596/reviews)** |
| Number of ratings | **83K** | 5 |
| Positive reviews | 61.1% of reviews | **77.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#105** | — |
| Size | 393 MB | 281 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Readdle Technologies Limited](https://appshunter.io/developer/285035419) | [Letswork](https://appshunter.io/developer/1445552675) |

## What reviewers say

### Spark Mail

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

**Currently charting:** #105 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 (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spark Premium | $7.99 | per month |
| Spark Plus Monthly | $10.00 | per month |
| Spark Pro Monthly | $20.00 | per month |
| Get Spark Premium | $41.99 | per year |
| Get Spark Premium | $59.99 | per year |
| Spark Premium | $59.99 | per year |
| Spark Plus Annual | $99.00 | per year |
| Spark Pro Annual | $199.00 | per year |

**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


### Letswork

[App page](https://appshunter.io/ios/app/letswork/id1449685596)

Discover and book flexible coworking spaces, meeting rooms, and private offices globally. Connect with a community of remote workers and access exclusive perks and discounts with a membership.

**Highlights:** Global workspace booking, Flexible membership options, Community events and networking, Exclusive member perks and discounts, Search and filter workspaces, Book meeting rooms and offices

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

**In-app purchases:** none


## Frequently asked questions

### Is Spark Mail free?

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

### Is Letswork free?

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

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

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

### Do Spark Mail or Letswork have ads?

Neither Spark Mail nor Letswork shows ads.

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

Spark Mail ships an update weekly, and Letswork fortnightly. Most recently, Spark Mail was updated on November 4, 2026 and Letswork on November 2, 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.*