Frequently Asked Questions


Is Slarck yet another messaging app?

No and no. There are too many messaging apps and services already, and we created exactly to help people manage that multitude. At least in all that is related to keeping and using their conversation history.

Who uses Slarck? is used by a number of small teams conscious of their spendings and by many individuals tired of having their conversations scattered among different messaging services, teams, accounts, etc. One of those teams is Slarck founders themselves, and among those individuals are our friends and families.

How can Slarck help reduce the expenses on messaging services?

As keeping your message history is not a priority for most of the messaging services, they usually charge extra to allow you to access your older messages, let alone to share and analyze them. On the other hand, is all about keeping and managing conversation histories, so it is just natural that there is a good chance to save on messaging. To learn how, read the article Save Money on Using Slack™ on our blog.

What are the prerequisites for using Slarck?

You need to be able to export the archive from the messaging service you are using. It is usually required to be a team administrator to do this. We also plan to make it possible to fetch message history via messaging services' APIs, — stay tuned.

Can I use Slarck on my smartphone?

Sure, we are doing everything there is to make web app mobile-ready and wallet-friendly (in regards to bandwidth consumption).


Why Slarck is better than built-in archives of messaging services? is created to be a messaging archive. That means you can expect — and actually get — better navigation, handling of conversation histories, and search.

Slarck is a unified archive and is provider-agnostic: you can store archives from different messaging apps in one place while keeping familiar vendor-specific message formatting. You can also share your archives or parts of them with others, who may or may not be using the same messaging services as you do.

And we don't have those arbitrary storage limits.

Which instant messaging apps do you support?

At the moment we have full support for Slack™ and HipChat™. We are also planning to add support for Skype™ (its chats) in the near future, stay tuned.

Are you planning to support apps like WhatsApp or Telegram?

You will probably agree that services like these are rarely used for business-related conversations that require record-keeping. So we are focusing on the needs of the users of team collaboration services like Slack, HipChat, Gitter, etc.

How can I give my team access to our archive?

As your team's manager or administrator you can upload team's message archive to and share this archive with others.

If you need privacy, your teammates will have to sign up for a Slarck account to access the archive via a personal link.

If your archive doesn't contain sensitive information you can create a public access link and share it with your friends, co-workers, your blog readers, Twitter™ followers, etc. Any time afterwards you will be able to deactivate the link, and the access to the shared archive will be immediately disabled.

How do I keep my archives up to date?

As with any storage, you have to upload updated versions of your archives. You can do it "from time to time" or on a regular basis, as you see fit. is clever enough to refresh your archive with a new copy, keeping all shared links intact.

Or, in case of Slack service, you can connect your Slack account to archive and new messages will be automatically collected and stored.


Do you have a free plan?

We are not a multinational corporation to be able to turn you into a free product and then sell you somewhere for money. And we are not aiming to be. So we just can't afford our services to be free.

However, we provide a free trial. All you need is to sign up and explore for yourself. While trying you can access our sample archives to check out how we handle message formatting, large message volumes, and... science fiction. You can even upload your own message archive or connect to your Slack team account to check how it will be processed.

We hope it will suffice to make an informed decision on whether to switch to our Standard tier or not. If any questions remain, we are here to answer them.

Are there any option for non-commercial communities?

Yes, our Standard tier services are free for open non-commercial communities like open-source projects.

Archives uploaded publicly will be are accessible to anyone on the web, its content will be indexed buy search engines (like Google, Bing, etc.).

What do I get with Standard tier?

On Standard tier you can buy storage packages, each can keep up to 250,000 messages. If your archives are happen to be or become bigger, you can buy additional storage packages with a discount. Each package is billed annually.

Fill the packages with messages from unlimited number of archives, have unlimited archive sharing, get priority support. And a place to keep your history.

You can also invite friends to view your archives as guests. Guest accounts are free. So you can host your team's message archive, and invite all team-members as guest, the service will be free for them.

Are there any limits on the Standard tier?

No, you are free to upload as many archives as you like and share your archives with as many people as you see fit.

What is the Early Access Period?

Upon launching our service to public we are expecting some minor glitches here and there, and any unexpected feedback from our first users is also — well, expected. So we decided to grant all early joiners free access to all the Standard tier capabilities for the first weeks after launch.

What will happen with my archives when Early Access Period ends?

We expect Early Access Period (EAP) to last for several weeks. After the EAP ends, the Early Access tier will be discontinued, and the paid Standard tier will be available instead. Our "early birds", who joined during EAP, will be notified and given additional 30 days of free service on Standard tier. Then they may join Standard tier.


What is privacy for Slarck?

We know we are dealing with users' private conversations, we know how sensitive this data is, we know how important it is to keep this data safe.

We know it just because we use ourselves to keep our message history and our friends' conversations. So, for us protecting this data is not an abstraction.

Please read our Privacy Policy for detailed information on how do we handle your data. To put this long formal document shortly, we use you data only to display your messages to you and those who you shared them with; we don't process your data for marketing and advertising purposes; we don't sell or rent your data to anyone.

How my archives are protected?

Slarck founders have background in medical informatics (medical imaging storage and visualization) which helped in building privacy-aware development and operation processes. employs data protection practices usually found in the field of medical informatics: formal reviews for issues specific to security, privacy and data segregation; strong passwords; backups; etc.

Who has access to my archives?

Only you have attributed access to your data, that is access to your data and the fact that it is yours. We do server administration in-house instead of relying on temporary contractors. Our software engineers have no access to your data and don't use it for development, testing, etc.

Will my messages be used for automated advertising targeting or similar marketing purposes (like in Gmail)?

There is a known phrase: "If you're not paying for the product, you are the product." That's why we have no free service, and that's why Gmail reads your emails. So no, all we do with your messages is solely store them for you and display them to you. We do not use any advertising targeting, nor do we have "partners" doing so.

Can I request my data to be deleted?

You can use the Delete button on your archive list for each of your archives. Clicking this button will permanently delete your archive, all of its messages: not "hide" them, or "mark for deletion". Should you for some reason wish to delete your account and all data associated with it, please contact us.

Do you have more questions or suggestions?

Please, don't hesitate to contact us by email, or by Twitter!