Comparison

TOTP Authenticator vs OnlyBills

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

Head to head
About

TOTP Authenticator

This app generates time-based one-time passwords (TOTP) for enhanced account security. It supports two-factor authentication (2FA) by providing 6-digit codes required by many websites and services for login. The app includes extensive tutorials to guide users through setting up 2FA with various platforms.

Highlights
  • Generates 6-digit TOTP codes
  • Supports two-factor authentication (2FA)
  • QR code scanning for setup
  • Manual secret key entry
  • Over 100 step-by-step setup tutorials
  • Privacy focused
Features
Read full description

TOTP Authenticator generates 6-digit TOTP codes. Websites (or example Arbeitsagentur, NextCloud etc.) request these codes. This security feature is called two factor authentication or 2FA. How to sign in using TOTP? 1. Go to the “Security” section 2. Enable TOTP login 3. Scan the QR code or copy the secret key into your Authenticator 4. Done — 2FA is now enabled. From now on, you’ll need to enter a TOTP code from the Authenticator app whenever you log in The app also includes over 100 step-by-step tutorials with screenshots showing how to set up TOTP for various websites. Privacy Policy: https://totp-authenticator.com/privacy-policy/appstore Terms of Use: https://totp-authenticator.com/terms-of-use/appstore

About

OnlyBills

Features
Read full description

Scan the receipt, share a QR code, and everyone taps what they actually had. Friends pay you back directly, and they don't need to download a thing. HOW IT WORKS 1. Scan the receipt 2. Friends scan your QR and tap their items 3. Everyone pays you back NO TYPING Point your camera at the receipt. OnlyBills reads every item, price, service charge and discount, then checks it all adds up to the total. No receipt? Just type the items in. NOTHING FOR FRIENDS TO DOWNLOAD The bill opens instantly on their phone as an App Clip. They tap what they ordered, split shared plates with whoever had them, and see exactly what they owe. Rather do it yourself? Tap each item to assign it, and split dishes between two people or the whole table. FAIR TO THE PENNY Service, tax and discounts are shared in proportion to what each person ordered. No awkward maths, no "close enough". Every share adds up to the bill exactly. GET YOUR MONEY BACK Friends pay you straight from your own payment link: Monzo, Starling, Revolut, PayPal or bank transfer. OnlyBills never touches the money. NO MORE CHASING Owed shows who still owes you across every bill, so nobody slips through. ALSO • Translates foreign receipts into English • Pounds, euros, dollars and many more currencies • Receipt history with shareable PDF summaries • A practice receipt to try before your first real bill • Light and dark mode • Shake your phone to send me a note. I read every one. YOUR DATA Receipt photos are read by an AI service to pull out the items. When you share a live table, the bill and receipt photo are stored on our server so everyone at the table can see and check them. We never sell your data or use it for advertising. ONLYBILLS PRO Your first split is free. Pro unlocks unlimited splits: • Yearly: £5.99 (under 50p a month, half the price of monthly) • Monthly: £0.99 New subscribers get a 7-day free trial on both plans. Payment is charged to your Apple ID when you confirm the purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel any time in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://onlybills.app

Screenshots

TOTP Authenticator4 screens
OnlyBills4 screens

Verdict

The call

The clearest difference is in-app purchases: OnlyBills at none against TOTP Authenticator's 4. TOTP Authenticator's advantage is update cadence (every 2 weeks vs every 5 months) and device support (5 vs 2). On price and ads 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. TOTP Authenticator sells 4 in-app purchases, starting at $5.99 per 7 days. OnlyBills asks for nothing beyond the download.

UpkeepUpdate frequency

TOTP Authenticator ships an update every 2 weeks, OnlyBills every 5 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
TOTP Authenticator versus OnlyBills: the parameters behind the verdict, then further details
ParameterTOTP AuthenticatorOnlyBills
PriceFreeFree
Rating4.7 (182 ratings) — better—
Positive reviews65.8% of reviews—
Number of ratings182 — better—
Update frequencyEvery 2 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Mac, Apple Watch — betteriPhone, iPad
Requires iOS15.0 — better18.2
Further details — not scored
Size24 MB33 MB
Age rating4+4+
DeveloperSparrow Code LTDKyle O'Sullivan

In-app purchases

4 purchases

TOTP Authenticator

Subscriptions3
  • TOTP OTP Codes (1 week)7 Days trial$5.997 Days
  • TOTP OTP Codes (1 month)7 Days trial$9.991 Month
  • TOTP OTP Codes (1 year)7 Days trial$59.991 Year
One-time1
  • Unlimited TOTP OTP Codes$79.99
None

OnlyBills

No in-app purchases

Questions

Is TOTP Authenticator free?
TOTP Authenticator is free to download, with in-app purchases available.
Is OnlyBills free?
OnlyBills is free to download, with no in-app purchases.
Do TOTP Authenticator or OnlyBills have ads?
Neither TOTP Authenticator nor OnlyBills shows ads.
Which is updated more often, TOTP Authenticator or OnlyBills?
TOTP Authenticator ships an update every 2 weeks, and OnlyBills every 5 months. Most recently, TOTP Authenticator was updated on November 3, 2026 and OnlyBills on October 30, 2026.

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