Comparison

Prombot vs OLM Converter · Viewer, Reader

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Prombot

Features
Read full description

Prombot is the AI tool builder that turns your ideas into custom AI tools — no code required. Build a simple form, write a prompt, connect them with #tags, and run it with powerful AI. Or skip the work entirely: describe your idea in one sentence and Prombot Pro generates the whole tool for you — inputs, prompt, and design. BUILD YOUR OWN AI TOOLS • Add text fields, dropdowns, checkboxes, sliders, dates, and file uploads • Write your prompt once and reuse it forever — inputs fill in automatically • Customize colors, shapes, and layout on a free-form canvas DISCOVER READY-MADE TOOLS • Browse community tools: email writers, resume helpers, story generators, study aids, business tools, and more • Install any public tool with one tap • Share your own tools publicly, or keep them private RUN WITH POWERFUL AI • Fast, streaming responses • Built-in web search for up-to-date answers • Pro: attach files and images, analyze data, and generate downloadable files PROMBOT PRO Upgrade for smarter AI models, one-sentence AI Tool Generation, file & image uploads, data analysis, and higher daily limits. Stop rewriting the same prompts. Build the tool once — use it forever. Terms of Use: https://rakanhall.github.io/terms_of_service/

About

OLM Converter · Viewer, Reader

Easily open, read, and convert Outlook for Mac archive files (.olm) on your devices. Browse mail, contacts, calendars, and tasks, then export them to various formats like MBOX, PDF, and CSV without needing Outlook.

Highlights
  • Open .olm archives without Outlook
  • Read mail, contacts, calendar, notes, tasks
  • Browse full folder tree
  • Search mail by subject, sender, text
  • Convert to MBOX, EML, PDF, CSV, HTML, vCard, ICS
  • Export entire mailboxes or selected folders
  • Works offline on device
Features
Read full description

Have an OLM file you cannot open? OLM Converter opens Outlook for Mac archives right on your Mac, iPhone, and iPad, lets you read everything inside, and converts it to the formats you actually use. Open a .olm export, browse every folder, and read your mail, contacts, calendar, notes, and tasks. Then convert and export the parts you need, all on your device. WHAT YOU CAN DO • Open and read .olm archives from Outlook for Mac, no Outlook needed • Browse the full folder tree, and search mail by subject, sender, or text • View contacts, calendar events, notes, and tasks • See every attachment and save it to Files • Convert and export to MBOX, EML, CSV, PDF, HTML, vCard, and ICS • Export a whole mailbox, or just the folder you choose EXPORT FORMATS • MBOX, or a zipped folder tree of MBOX files • EML, one message per file, with the folder structure preserved • PDF for reading and sharing • CSV of the message list • A browsable HTML archive • vCard (.vcf) contacts and ICS (.ics) calendar events BUILT RIGHT • Runs on Mac, iPhone, and iPad • Everything happens on your device. Your archive never leaves it • No account, no sign in, nothing is uploaded • Handles large, multi gigabyte archives • Fast, reliable, and faithful to the original PERFECT FOR • Opening an .olm file on your Mac without Outlook • Anyone moving away from Outlook for Mac • Moving your mail into another app that reads MBOX or EML, such as Apple Mail or Thunderbird • Archiving, exporting, or simply reading an old .olm file OLM Converter is an independent app and is not affiliated with, endorsed by, or sponsored by any email software vendor. OLM and Outlook are referenced only to indicate the file format the app works with. Privacy Policy: https://rush.tools/privacy Terms of Use: https://rush.tools/terms

Screenshots

Prombot4 screens
OLM Converter · Viewer, Reader4 screens

Verdict

The call

The clearest difference is update cadence: OLM Converter · Viewer, Reader at weekly against Prombot's monthly. OLM Converter · Viewer, Reader also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Prombot sells 1 in-app purchase, starting at $4.99 per month and OLM Converter · Viewer, Reader sells 8 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Prombot ships an update monthly, OLM Converter · Viewer, Reader weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 6 level
Prombot versus OLM Converter · Viewer, Reader: the parameters behind the verdict, then further details
ParameterPrombotOLM Converter · Viewer, Reader
PriceFreeFree
Positive reviews—0.0% of reviews
Update frequencyMonthlyWeekly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.015.0
Further details — not scored
Size80 MB24 MB
Age rating12+4+
Developerrakan halloushRUSH TOOLS LLC

In-app purchases

1 purchases

Prombot

Subscriptions1
  • Pro Plan1 Month trial$4.991 Month
8 purchases

OLM Converter · Viewer, Reader

Subscriptions7
  • Pro Weekly3 Days trial$4.997 Days
  • Pro Weekly$9.997 Days
  • Pro Annual$19.991 Year
Show 4 more
  • Pro Annual$29.991 Year
  • Pro Annual2 variants$39.991 Year
  • Pro Annual$49.991 Year
  • Pro Annual$79.991 Year
One-time1
  • Pro Lifetime$59.99

Questions

Is Prombot free?
Prombot is free to download, with in-app purchases available.
Is OLM Converter · Viewer, Reader free?
OLM Converter · Viewer, Reader is free to download, with in-app purchases available.
Do Prombot or OLM Converter · Viewer, Reader have ads?
Neither Prombot nor OLM Converter · Viewer, Reader shows ads.
Which is updated more often, Prombot or OLM Converter · Viewer, Reader?
Prombot ships an update monthly, and OLM Converter · Viewer, Reader weekly. Most recently, Prombot was updated on October 25, 2026 and OLM Converter · Viewer, Reader on October 24, 2026.

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