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I hereby notify you of my decision to terminate the contract relating to the Sidekiq service.
This notification constitutes a firm, clear and unequivocal intention to cancel the contract, effective at the earliest possible date or in accordance with the applicable contractual period.
Please take all necessary measures to:
– cease all billing from the effective date of cancellation;
– confirm in writing the proper processing of this request;
– and, if applicable, send me the final statement or balance confirmation.
This cancellation is addressed to you by certified e-mail. The sending, timestamping and content integrity are established, making it a probative document meeting electronic proof requirements. You therefore have all the necessary elements to proceed with regular processing of this cancellation, in accordance with applicable principles regarding written notification and contractual freedom.
In accordance with personal data protection rules, I also request:
– deletion of all my data not necessary for your legal or accounting obligations;
– closure of any associated personal account;
– and confirmation of actual data deletion according to applicable privacy rights.
I retain a complete copy of this notification as well as proof of sending.
Important warning regarding service limitations
In the interest of transparency and prevention, it is essential to recall the inherent limitations of any dematerialized sending service, even when timestamped, tracked and certified. Guarantees relate to sending and technical proof, but never to the recipient's behavior, diligence or decisions.
Please note, Postclic cannot:
- guarantee that the recipient receives, opens or becomes aware of your e-mail.
- guarantee that the recipient processes, accepts or executes your request.
- guarantee the accuracy or completeness of content written by the user.
- guarantee the validity of an incorrect or outdated address.
- prevent the recipient from contesting the legal scope of the mail.
Cancellation Sidekiq: Easy Method
What is Sidekiq
Overview
Sidekiq is a background job processing framework for Ruby that runs asynchronous tasks efficiently with low overhead.
It is available in a free edition and paid commercial editions (Sidekiq Pro and Sidekiq Enterprise) that add reliability and advanced features.
Primary use
Developers use Sidekiq to queue, manage and scale background work such as emails, data processing and external API calls.
Paid editions provide extra features aimed at production reliability, observability and enterprise workloads.
How to cancel Sidekiq
Web (Pro/Enterprise subscription)
- Check your renewal date in your billing records or account information before the renewal occurs.
- Cancel via the Contributed Systems billing portal or email support@contribsys.com to request cancellation before renewal.
- If payment attempts fail, the subscription will be cancelled automatically after the billing retries complete.
- For details see the Commercial FAQ: Sidekiq Commercial FAQ.
App Store / Google Play purchases
- In-app purchases for mobile apps must be cancelled through Apple or Google; Sidekiq (Contributed Systems) cannot cancel those on behalf of a user.
- Use Apple App Store or Google Play subscription management on your device to stop renewals for in-app subscriptions.
- The Commercial FAQ does not provide mobile app cancellation instructions; treat mobile purchases as platform-managed.
What happens when you cancel
Access and features
Upon cancellation or non-payment, access to the gem server and priority support is revoked for Pro/Enterprise customers.
Bundle install against the protected gem server will cease to work once the subscription is cancelled.
Billing and renewal
Subscriptions renew automatically (annual for Pro/Enterprise) unless cancelled before the renewal date.
If payment fails, Contributed Systems will retry; if retries fail, the subscription will be cancelled automatically.
Will I get a refund?
Refund window
Sidekiq offers a two-week (14 days) full refund window for Pro or Enterprise purchases made via Sidekiq’s systems.
Requests must be made within 14 days of purchase to be eligible for a full refund.
How to request a refund
- Email support@contribsys.com to request a refund within the 14-day window.
- Refunds for in-app purchases are handled by Apple or Google according to their platform policies, not by Contributed Systems.
Sidekiq plans and pricing
Pricing table
| Plan | Price (SGD) | Period | Features |
|---|---|---|---|
| Sidekiq Pro | S$1,344.25/year (approx. equivalent to US$995/year) | Annual | Adds reliable job fetching (RPOPLPUSH), batches & callbacks, pause queues, expire unprocessed jobs, StatsD metrics, priority support, high-performance Lua API extensions |
| Sidekiq Pro (monthly estimate) | S$112.02/month (derived from annual cost) | Monthly equivalent | Same as above (prorated from annual subscription) |
| Sidekiq Enterprise (base, 1 pack / 100 threads) | S$363.15/month (approx. equivalent to US$269/month) | Monthly | Enterprise features including rate limiting, unique jobs, thread-based licensing (per 100 threads), priority support, includes Pro features |
| Sidekiq Enterprise (higher volumes, e.g. 13+ packs) | S$255.15/month per pack (approx., from US$189/month) | Monthly | Lower per-pack cost for larger volume (13+ packs = 1300+ threads) |
| Sidekiq Enterprise (unlimited license) | S$107,325/year (approx. equivalent to US$79,500/year) | Annual | Unlimited usage across threads and environments |
Notes
Prices shown are estimates converted from USD at ~US$1 = S$1.35; actual payment FX and local taxes (GST) may apply.
Sidekiq Pro is credit-card only; Enterprise pricing scales by thread packs and there is no published SGD-specific pricing page.
Your consumer rights in Singapore
Local law and applicability
There is no public indication that Sidekiq’s terms reference Singapore-specific statutory consumer rights for software services.
If you are in Singapore and purchased via the web, you may wish to confirm any statutory rights with local authorities or legal counsel.
In-app purchases and platform policies
For App Store or Google Play purchases, platform policies and refund processes typically govern consumer remedies rather than the software provider.
Platform-managed purchases may limit the provider’s ability to grant refunds or cancellations directly.
Customer experiences
Common complaints
Some users of the free Sidekiq edition report concerns about job loss during crashes due to limited reliable requeueing in the free tier.
Users note that reliability features like super_fetch and multiprocess/swarm are part of paid tiers, which some see as limiting the free tier.
Paid features and value
Sidekiq Pro provides features intended to address reliability concerns (for example, super_fetch) at an annual cost roughly equivalent to US$995.
Deciding whether to upgrade often hinges on production reliability needs and the cost of potential job loss or manual workarounds.
Documentation checklist
Before you cancel
- Confirm your subscription type (Pro or Enterprise) and the next renewal date.
- Gather billing receipts, order IDs and the email used for purchase.
- Decide who will receive support and how you will handle job processing after cancellation.
Information to gather
- Backup any private gems or artifacts that rely on the paid gem server before access is removed.
- Note any integrations or CI processes that call the protected gem server or priority support channels.
- Prepare a migration or fallback plan for job fetching if you rely on Pro/Enterprise features.
Common mistakes
Mistaking cancellation channels
A common error is attempting to cancel an App Store or Play Store subscription via the vendor instead of managing it in the respective platform.
Remember: mobile subscriptions are managed by Apple or Google, not by Contributed Systems.
Missing renewal dates and data loss
Failing to cancel before the automatic renewal date can result in an unexpected charge for the next period.
Also, not backing up or migrating from the protected gem server can break bundle installs after cancellation; plan ahead.
Comparative recap
At a glance
| Plan | Period | Price (SGD) | Key features |
|---|---|---|---|
| Sidekiq Pro | Annual | S$1,344.25/year | Reliable fetch (RPOPLPUSH), batches, pause queues, priority support, Lua API |
| Sidekiq Enterprise (base pack) | Monthly | S$363.15/month | Rate limiting, unique jobs, thread-based licensing, Pro features included |
| Sidekiq Enterprise (higher volumes) | Monthly | S$255.15/month per pack | Lower per-pack cost for large-scale deployments |
| Sidekiq Enterprise (unlimited) | Annual | S$107,325/year | Unlimited threads and environments |
Which to choose
Choose Pro if you need enhanced reliability and production-grade job fetching without large-scale thread licensing.
Choose Enterprise if you require rate limiting, unique jobs, or thread-based licensing at scale; consider pack pricing for volume discounts.
After cancelling
What to check immediately
- Confirm cancellation receipt or email from Contributed Systems and verify the effective cancellation date.
- Test bundle install and any systems that relied on the paid gem server to ensure continuity or apply fallbacks.
Support and reference links
- Commercial FAQ: Sidekiq Commercial FAQ
- Sidekiq Pro product page: Sidekiq Pro
- Billing portal (for payment/cancellation actions): Contributed Systems billing
- Community discussion on reliability and features: Reddit discussion
- Support email: support@contribsys.com
Address
Company address
Contributed Systems LLC, PO Box 247, Lake Oswego, OR 97034, United States.
Contact
For cancellations, refunds within the 14-day window, or account questions, email support@contribsys.com.