Clusterix Email vs Zestr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Clusterix Email
Streamline your communication with an advanced email client. Features include a signature editor, customizable templates, an AI assistant for composing and managing emails, and scheduled sending. Organize and view your messages with an intuitive interface.
- Customizable signature editor
- Intuitive email editor
- Diverse customizable templates
- AI assistant for composing and inbox management
- Scheduled email sending
- User-friendly email viewing interface
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InnOS Email: Revolutionize Your Email Experience with Advanced Features Discover the future of emailing with InnOS Email, your ultimate email solution designed for efficiency and ease. Our innovative platform includes a range of cutting-edge features: Signature Editor: Create and customize your unique email signatures, adding a professional touch to every email you send. Email Editor: Craft your messages with ease using our intuitive email editor. Whether it's a quick reply or a detailed report, our editor makes writing emails a breeze. Templates: Save time with our diverse range of customizable templates. From business proposals to friendly greetings, you'll find the perfect template for every occasion. AI Assistant: Harness the power of artificial intelligence to enhance your email experience. Our AI assistant helps with composing emails, suggesting responses, and managing your inbox efficiently. Scheduled Email: Plan and schedule your emails to be sent at the perfect time, ensuring you never miss an important date or event. Email View: Experience seamless email viewing with our user-friendly interface. Easily navigate through your inbox, organize emails, and focus on what matters most. InnOS Email is more than just an email client; it's a comprehensive tool designed to optimize your communication and productivity. Join us and elevate your email experience to new heights! [:mav: 3.3.0]
Zestr
This app offers a unique social experience focused on genuine connections built on mutual willingness. It prioritizes user privacy and security with advanced encryption, ensuring all interactions begin only after confirmed agreement from both parties. Enjoy effortless socializing with a simple interface and a secure environment.
- Mutual consent for all social interactions
- Secure privacy protection with advanced encryption
- Simple and intuitive user interface
- Genuine and intimate connections
- Broaden social horizons
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Zestr is a platform for group live audio‑video rooms. Join or create multi‑user rooms for real‑time group interaction. Private direct interaction is only allowed with approval from both users to avoid unwanted contact. Key Features Room‑Centered Group Interaction Join multi‑user live group rooms. Adjust settings to filter unwanted interactions. Private direct interaction requires approval from both parties for a low‑disturbance experience. Simple & Intuitive Operation Simplified interface for group rooms. No complex setup. Access core features quickly. Secure Privacy Protection Your privacy and data are protected by standard encryption. Take part in activities within themed group rooms safely. Zestr offers moderated group‑room experiences. Download now to explore group rooms Note: Zestr provides auto‑renewable subscription passes for premium feature access. Subscriptions auto‑renew unless cancelled no less than 24 hours prior to the end of the current billing cycle. Subscriptions may be managed or cancelled within Apple ID account settings. [Instructions for Text Pass Auto-Renewal Subscription] 1. Subscription Services: - 1-week Text Pass Auto-Renewal (1 week) - 1-month Text Pass Auto-Renewal (1 month) - 3-month Text Pass Auto-Renewal (3 months) - 12-month Text Pass Auto-Renewal (12 months) 2. Subscription Prices: - 1-week Text Pass Auto-Renewal: $26 - 1-month Text Pass Auto-Renewal: $45 - 3-month Text Pass Auto-Renewal: $96 - 12-month Text Pass Auto-Renewal: $96 [Instructions for Voice Pass Auto-Renewal Subscription] 1. Subscription Services: • 1-week Voice Pass Auto-Renewal (1 week) • 1-month Voice Pass Auto-Renewal (1 month) • 3-month Voice Pass Auto-Renewal (3 months) • 12-month Voice Pass Auto-Renewal (12 months) 2. Subscription Prices: • 1-week Voice Pass Auto-Renewal: $26 • 1-month Voice Pass Auto-Renewal: $45 • 3-month Voice Pass Auto-Renewal: $96 • 12-month Voice Pass Auto-Renewal: $96 [Instructions for Video Pass Auto-Renewal Subscription] 1. Subscription Services: • 1-week Video Pass Auto-Renewal (1 week) • 1-month Video Pass Auto-Renewal (1 month) • 3-month Video Pass Auto-Renewal (3 months) • 12-month Video Pass Auto-Renewal (12 months) 2. Subscription Prices: • 1-week Video Pass Auto-Renewal: $26 • 1-month Video Pass Auto-Renewal: $45 • 3-month Video Pass Auto-Renewal: $96 • 12-month Video Pass Auto-Renewal: $96 3. Auto-Renewal: For accounts purchasing the monthly consecutive membership, the system will automatically deduct fees from your iTunes account 24 hours before each monthly expiration and extend the membership validity by 1 month. 4. Canceling the Service: To cancel the subscription, manually follow these steps on iOS: - Go to Settings → Enter iTunes Store & App Store → Tap Apple ID → Select View Apple ID → Go to the Account Settings page → Tap Subscriptions → Choose the Text Pass Auto-Renewal /Video Pass Auto-Renewal/Voice Pass Auto-Renewal and cancel the subscription. Note: If you do not turn off the subscription at least 24 hours before the end of the subscription period, it will automatically renew. User Agreement: https://zestrapp.com/agreements/user_agreement/index.html Privacy Policy:https://zestrapp.com/agreements/privacy-policy/index.html Membership Agreement: https://zestrapp.com/agreements/membership-service/index.html Payment Agreement: https://zestrapp.com/agreements/paid-value-added-services/index.html Account Cancellation Agreement: https://zestrapp.com/agreements/account-deactivation-terms/index.html
Screenshots
Verdict
The clearest difference is review sentiment: Clusterix Email at 100% against Zestr's 11%. Clusterix Email also leads on rating (5.0 vs 2.4) and in-app purchases (none vs 19). Zestr's advantage is ratings volume (24 vs 1). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Zestr sells 19 in-app purchases, starting at $9.90 per 7 days. Clusterix Email asks for nothing beyond the download.
Clusterix Email holds the better App Store score, 5.0 against 2.4. That said, the two scores are not equally well evidenced: Zestr has 24 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Clusterix Email's written reviews are positive against 11% of Zestr's.
Clusterix Email ships an update every 2 weeks, Zestr every 10 days. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.
| Parameter | Clusterix Email | Zestr |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 2.4 (24 ratings) |
| Positive reviews | 100.0% of reviews — better | 11.2% of reviews |
| Number of ratings | 1 | 24 — better |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Subscription |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 60 MB | 273 MB |
| Age rating | 4+ | 17+ |
| Developer | innoscripta SE | QUYI TECHNOLOGY PTE. LTD. |
Customer experience
Clusterix Email
Zestr
Bugs and requests
Clusterix Email
Not enough reviews yet to summarise bugs or requests.
Zestr
Reported bugs
17 issues- App unavailable due to device risk
- Account banned after appeal
- Cannot post without violation
- Reporting system ineffective
- Cannot change profile picture (under review)
Show 12 moreShow fewer
- Blocked for no reason
- App closes when trying to appeal
- Cannot log in
- Messages not sending
- Random calls pop up
- Profile blurry after match
- Weak age verification
- Deleting posts or bio
- Face authentication leads to block
- Cannot change profile pic
- Cannot log into accounts
- Verification code not sending
Requested features
9 requests- Add sexual orientation option
- Filter chat recipients by sexuality
- Reintroduce 'like or remove' feature
- Improve UI for appearance editing
- Allow editing sent messages
Show 4 moreShow fewer
- Better search and results
- Extend usage limits
- Reduce pricing
- Make messaging free
In-app purchases
Clusterix Email
No in-app purchases
Zestr
- Voice Pass$9.907 Days
- Pro Membership 1month$14.991 Month
- Pro Membership 3month$22.493 Months
Show 10 moreShow fewer
- Text Pass$24.991 Month
- Video Pass$28.001 Month
- Voice Pass$28.001 Month
- Text Pass$32.993 Months
- Video Pass$33.003 Months
- Text Pass$59.991 Year
- Video Pass$96.006 Months
- Voice Pass$96.006 Months
- Pro Membership 12month$117.991 Year
- Voice Pass$150.001 Year
- 10coins$1.29
- 60coins$7.69
- 100coins$12.49
Show 3 moreShow fewer
- 300coins$37.49
- 500coins$62.00
- 1500coins$194.99









