Comparison

Offgrid Diary vs Future Self Capsule

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

Head to head
About

Offgrid Diary

A private, offline journal app that encrypts all entries on your device. It offers a distraction-free writing experience with unique features like time-warp revisits and ink-ripple animations. Your data remains yours, with no cloud storage or trackers.

Highlights
  • Offline storage
  • AES-256 encryption
  • PIN protection
  • Time-warp entry revisits
  • Ink-ripple writing animation
  • No cloud or trackers
  • JSON/TXT export
Features
Read full description

Your journal. Offline. Private. Forever yours. Offgrid Diary is a distraction-free space for your thoughts—stored only on your iPhone and protected by strong AES-256 encryption and a 6-digit PIN. Nothing leaves your device unless you export it. ◆ Key features Time-warp swipe – revisit entries from the same day in past years with one gesture. Ink-ripple writing – subtle animation turns typing into a calming ritual. Full-device encryption – every word is locked with AES-256; the key never leaves Secure Enclave. Zero cloud, zero trackers – no analytics SDKs, no background uploads. Quick export – back up your diary as JSON or TXT whenever you want. Multi-language UI – English, Русский, Español. Statistics – word and entry counts, ranges, and upcoming mood analysis (Pro). ◆ Why Offgrid Diary? Unlike most diary apps, we don’t require an account, subscription cloud, or internet connection. Offgrid Diary is perfect for writers, travelers, and privacy-first users who want a lightweight, elegant place to remember the past and reflect on the present. ◆ Roadmap We’re building on-device AI summaries and mood insights—coming soon as an optional Pro upgrade. Your memories deserve a safe home. Download Offgrid Diary and start writing offline today.

About

Future Self Capsule

Features
Read full description

Future Self Capsule is a "Slow-Tech" app for sending heartfelt messages, photos, voice notes, and files to your future self. No endless feeds, no distractions — just a private vault of sealed memories waiting to be opened. CREATE MEANINGFUL MEMORIES • Write text messages to your future self • Capture private photos that never touch your camera roll • Record voice notes with your thoughts and feelings • Attach important files and documents TRULY PRIVATE • All content stored locally on your device • Photos taken with our private camera bypass your gallery • Choose to "lock away" photos and files — removing them from your device until the capsule opens • No cloud storage, no accounts required SET YOUR OWN TIMELINE • Choose when your capsule unlocks: 1 month, 6 months, 1 year, 5 years, or any custom date • Watch the beautiful countdown timer as your memories wait to be revealed • Receive notifications when your capsules are ready to open REDISCOVER YOUR MEMORIES • Relive moments exactly as you captured them • Export photos and files back to your device • Share opened capsules with friends and family Perfect for: • Sending birthday messages to yourself • Preserving memories for future milestones • Creating time-delayed surprises • Journaling your thoughts for future reflection • Storing precious voice recordings • Keeping important documents safely sealed Time Capsule helps you slow down and appreciate the moments that matter. Start sealing memories today.

Screenshots

Offgrid Diary4 screens
Future Self Capsule4 screens

Verdict

The call

The clearest difference is ads: Offgrid Diary at none against Future Self Capsule's shown. Offgrid Diary also leads on update cadence (every 3 days vs every 11 months). On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Offgrid Diary ships an update every 3 days, Future Self Capsule every 11 months. The most recent releases landed on October 30, 2026 and November 13, 2026 respectively.

Scorecard2 real differences · 7 level
Offgrid Diary versus Future Self Capsule: the parameters behind the verdict, then further details
ParameterOffgrid DiaryFuture Self Capsule
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 days — betterEvery 11 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size24 MB33 MB
Age rating4+4+
DeveloperMaksim BasevCeltic Wards, LLC

In-app purchases

None

Offgrid Diary

No in-app purchases

None

Future Self Capsule

No in-app purchases

Questions

Is Offgrid Diary free?
Offgrid Diary is free to download, with no in-app purchases.
Is Future Self Capsule free?
Future Self Capsule is free to download, with no in-app purchases.
Do Offgrid Diary or Future Self Capsule have ads?
Future Self Capsule shows ads; Offgrid Diary does not.
Which is updated more often, Offgrid Diary or Future Self Capsule?
Offgrid Diary ships an update every 3 days, and Future Self Capsule every 11 months. Most recently, Offgrid Diary was updated on October 30, 2026 and Future Self Capsule on November 13, 2026.

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