Comparison

BlueWallet vs Sub Keeper

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

Head to head
About

BlueWallet

Securely store, send, and receive Bitcoin with a user-friendly interface. This open-source wallet gives you full control of your private keys and offers advanced security features like plausible deniability and full encryption.

Highlights
  • Own your private keys
  • Unlimited free wallets
  • Open source
  • Plausible deniability
  • Full encryption
  • Hardware wallet integration
  • Flexible transaction fees
Features
Read full description

Your keys, your bitcoin. BlueWallet is a free, open source bitcoin wallet. Your private keys are created and kept on your device. Watch your cold storage, spend from multisig Vaults, sign with a hardware wallet, and choose exactly which coins pay. Made by bitcoiners, for bitcoiners. YOU HOLD THE KEYS • Private keys never leave your device. You control them. • Create as many wallets as you like, or import one with its recovery phrase. • Open source and MIT licensed. Read the code or build it yourself. COLD STORAGE AND MULTISIG • Watch-only wallets: follow your cold storage with just the public key. • Hardware wallet signing: build the payment on your phone, sign the PSBT on your device, broadcast from BlueWallet. • Multisig Vaults: require more than one key to spend. CONTROL EVERY PAYMENT • Coin control: label coins, freeze the ones you want kept apart, and pick which coins pay. • Flexible fees: you set the fee. • Speed up a pending payment, or cancel it, with Replace-By-Fee. • Send to many addresses in one transaction. • BIP47 payment codes: one reusable code for receiving. PRIVACY AND SECURITY • Full encryption: on top of iOS encryption, lock your wallets with your own password. • Plausible deniability: a second password opens a decoy storage if you are ever forced to unlock the app. • Your own node: connect to your Bitcoin full node through Electrum. Also available on Mac.

About

Sub Keeper

Features
Read full description

Know exactly what you pay every month, and when to cancel or renew — Subscription Keeper keeps track for you. From digital subscriptions like Netflix, YouTube Premium and Disney+ to insurance, rentals, phone plans and the gym. Every recurring charge in one place. ■ Never miss the end of a free trial Add a trial and get a reminder before it turns into a payment. "Your Apple TV+ free trial ends in 3 days" — decide then whether to keep it. ■ The next payment date, worked out for you Enter the first billing date and the cycle; the next payment date is calculated from there. Weekly, monthly, every 3 or 6 months, yearly, or any interval you set yourself. ■ Your spending at a glance This month's estimated charges, your yearly subscription cost, and spending by category. Mixed currencies stay separate — nothing is merged at a made-up exchange rate. ■ Payment calendar See which charges land on which day this month. ■ Find what you no longer use Subscriptions you mark as Paused or Ended are gathered in one list, so forgotten charges are easy to spot. ■ Available in English and Korean You can pick the app's language separately from your device language. ■ Your spending is your business — privacy by design · No sign-up, no server, no account · Subscription, payment and contract details never leave your device and your iCloud · iCloud sync is optional and stores data only in your own private iCloud · Face ID lock, and content is covered in the app switcher · Full card numbers cannot be stored by design The more subscriptions you have, the more money leaks away quietly. Start keeping track today.

Screenshots

BlueWallet4 screens
Sub Keeper4 screens

Verdict

The call

The clearest difference is ads: BlueWallet at none against Sub Keeper's shown. BlueWallet also leads on device support (4 vs 1) and iOS requirement (15.6 vs 18.0). On price, update cadence and in-app purchases 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

BlueWallet ships an update fortnightly, Sub Keeper every 9 days. The most recent releases landed on October 17, 2026 and September 30, 2026 respectively.

Scorecard3 real differences · 7 level
BlueWallet versus Sub Keeper: the parameters behind the verdict, then further details
ParameterBlueWalletSub Keeper
PriceFreeFree
Rating4.0 (854 ratings) — better—
Positive reviews58.8% of reviews—
Number of ratings854 — better—
Update frequencyFortnightlyEvery 9 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod, Mac — betteriPhone
Requires iOS15.6 — better18.0
Further details — not scored
Size57 MB13 MB
Age rating4+4+
DeveloperBluewallet Services, S. R. L.DAEHONG MIN

Bugs and requests

BlueWallet

Reported bugs

3 issues
  • Lightning wallet withdrawal issues
  • Wallet address changes without user knowledge
  • Crashes on startup or during transactions

Requested features

5 requests
  • Ability to customize home screen and widgets
  • Option to hide wallet balances
  • Fiat currency support and conversion
  • Improved backup and recovery process
  • Better error handling and notifications

Sub Keeper

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

BlueWallet

No in-app purchases

None

Sub Keeper

No in-app purchases

Questions

Is BlueWallet free?
BlueWallet is free to download, with no in-app purchases.
Is Sub Keeper free?
Sub Keeper is free to download, with no in-app purchases.
Do BlueWallet or Sub Keeper have ads?
Sub Keeper shows ads; BlueWallet does not.
Which is updated more often, BlueWallet or Sub Keeper?
BlueWallet ships an update fortnightly, and Sub Keeper every 9 days. Most recently, BlueWallet was updated on October 17, 2026 and Sub Keeper on September 30, 2026.

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