Comparison

MK Congress vs Redstring

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

Head to head
About

MK Congress

Features
Read full description

Medi K – Your App for Medical and Scientific Events Discover Medi K, the app that transforms participation in medical conferences and meetings into a simple, interactive, and always-connected experience. With Medi K, you have the entire event at your fingertips: browse the scientific program, choose the sessions you're interested in, book appointments with sponsor companies, and create your personalized calendar. Receive real-time notifications on updates, program changes, and news from exhibitors, so you never miss what really matters. Thanks to its intuitive and modern interface, Medi K allows you to easily manage your participation and stay in touch with speakers, colleagues, and industry partners. Designed for professionals, companies, and organizers, Medi K is the ideal platform for experiencing medical and scientific events digitally, efficiently, and engagingly.

About

Redstring

Explore a 3D globe featuring 305 real case files on ancient ruins, deep mysteries, and unexplained phenomena. Each location offers a brief overview and links to further research, presented with clear evidence labeling for informed exploration.

Highlights
  • Interactive 3D globe with 305 case files
  • Daily new file declassification
  • Meta-mystery 'Case Zero'
  • Curated 'Threads' for guided exploration
  • Personal evidence wall ('The Board')
  • Offline playback of downloaded content
Features
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Spin a photoreal 3D Earth pinned with 305 real case files — the oldest ruins on the planet, the deepest mysteries, and the stories science still can't close. Göbekli Tepe. The Nazca Lines. Tunguska. Chicxulub. Roswell. Skinwalker Ranch. Tap a pin, open the file, get the 20-second briefing on why this place refuses to make sense — then follow the red string to the next one. Redstring turns the globe into the world's largest evidence board. Every pin is a REAL location with a real story — ancient sites, lost cities, impact craters, and famous high-strangeness — each one photographed, sourced, and stamped with an evidence badge so you always know exactly what you're looking at: • DOCUMENTED — solid, sourced, and real. • DEBATED — the experts are still arguing. • FRINGE — fun nonsense... probably. WHAT'S INSIDE THE BUREAU • A photoreal, satellite-imagery 3D globe you can spin, flick, and pinch — 305 hand-built case files pinned across it. • An evidence badge on every file, so you're entertained AND informed, with a source link to go as deep as you want. • TONIGHT'S DECLASSIFICATION — one new file declassifies every night at midnight, and the desk signals you at the hour you choose. A reason to come back. • CASE ZERO — a meta-mystery hidden in the map, waiting for you to crack it. • THREADS — curated trails like "The Younger Dryas File" and "Things Older Than They Should Be" that fly you stop to stop. • THE BOARD — your personal evidence wall. Un-redact continents as you open files and climb the ranks from Desk Clerk to Section Chief. • Up to eight photographs, engravings and archive prints per case, each credited to its maker. • Works offline. Tapes you have played stay on the device and play with no signal. The whole strange planet fits in your pocket. ENTERTAINED AND EDUCATED This isn't a conspiracy megaphone, and it isn't a dry textbook. It's the rare thing that lets you enjoy the mystery AND respect the facts — documented, debated, and fringe, all clearly labeled, so you make up your own mind. Perfect if you love documentary mysteries, ancient history, archaeology, or a good late-night rabbit hole. CLEARANCE (PREMIUM) Redstring is free to explore — the entire globe, all 305 files, the nightly drop, and the Board. Upgrade your CLEARANCE to go completely ad-free and unlock 120 deep-dive Full Case File dossiers and the complete Thread library. Monthly, yearly, or a one-time lifetime unlock — your call. Open the map. Pick a pin. Pull the string. — Subscriptions auto-renew unless cancelled at least 24 hours before the end of the period. Manage or cancel anytime in your App Store account settings. Questions? support@andromedakinship.com Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://andromedakinship.com/mystery-globe/privacy.html

Screenshots

MK Congress3 screens
Redstring4 screens

Verdict

The call

The clearest difference is in-app purchases: MK Congress at none against Redstring's 3. MK Congress also leads on ads (none vs shown). On price, update cadence, device support 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. Redstring sells 3 in-app purchases, starting at $2.99 per month. MK Congress asks for nothing beyond the download.

UpkeepUpdate frequency

MK Congress ships an update every 5 days, Redstring every 9 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
MK Congress versus Redstring: the parameters behind the verdict, then further details
ParameterMK CongressRedstring
PriceFreeFree
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 5 days — betterEvery 9 days
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone
Requires iOS16.616.4 — better
Further details — not scored
Size3 MB57 MB
Age rating4+12+
DeveloperLetzFairMichael Dube

In-app purchases

None

MK Congress

No in-app purchases

3 purchases

Redstring

Subscriptions2
  • Clearance — Monthly7 Days trial$2.991 Month
  • Clearance — Annual7 Days trial$14.991 Year
One-time1
  • Clearance — Lifetime$29.99

Questions

Is MK Congress free?
MK Congress is free to download, with no in-app purchases.
Is Redstring free?
Redstring is free to download, with in-app purchases available.
Do MK Congress or Redstring have ads?
Redstring shows ads; MK Congress does not.
Which is updated more often, MK Congress or Redstring?
MK Congress ships an update every 5 days, and Redstring every 9 days. Most recently, MK Congress was updated on October 28, 2026 and Redstring on October 31, 2026.

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