Comparison

IIJ SmartKey vs Spendia

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

Head to head
About

IIJ SmartKey

This app generates one-time passwords for two-step verification, enhancing online security. It supports TOTP standards and offers slide authentication for convenient logins. Additional features include app locking and cross-device data backup.

Highlights
  • Generates TOTP one-time passwords
  • Supports slide authentication
  • App locking with Touch ID/passcode
  • Cross-device data backup
  • Compatible with Google Authenticator
Features
Read full description

Only enterprise user needs to register your device. You can skip registering your device, if you don't need it. The IIJ SmartKey app produces one-time passwords that conform to TOTP (RFC 6238) standards and can be used in the 2-step verification processes of a variety of online services supporting TOTP. Strengthen your online service security by linking this app, installed to your smartphone device, with your ID/password verification processes. Slide authentication can be used (ver 2.0). When logging in to a service that supports slide authentication, you will receive a push notification on your smartphone. Then you can pull the service icon for 2-step verification. For details, please visit http://www.iij.ad.jp/biz/smartkey-m/ (Written in Japanese). * To use slide authentication, you must register your device. ■ Special Features * Protects against unauthorized access by allowing the user to lock the app using a Touch ID or passcode. * Supports device changes and data backups by handing over settings between devices. * Compatible with the Google Authenticator (TOTP authentication). * Supports slide authentication. * Easy to see and read, simple and refined design. ■ Confirmed Supported Services (TOTP authentications) * Amazon Web Services * Dropbox * Evernote * Facebook * GitHub * Google Accounts * Google Apps for Work * IIJ Omnibus * IIJ Secure MX Service * Microsoft Accounts * Slack * WordPress.com ■ Confirmed Supported Services (Slide authentications) * Additional details on available services is expected soon. ■■ Please make sure to read the information below before using the app. * When switching devices, please check the app help page (https://www1.auth.iij.jp/smartkey/en/help_v2.html) before transferring service settings from your old device to the new one. * Please ensure that you confirm service restoration procedures for the various online services you utilize in advance to protect yourself against cases in which you are unable to complete the 2-step verification process due to device loss or accidental deletion of service settings. * When backing up this app to iTunes, it is necessary to encrypt the backup files. This app does not support backups to the iCloud service. ■User Agreement All users of this app must consent to the User Agreement found below before using the app. https://www1.auth.iij.jp/smartkey/en/agreement_v2.html ----- Mentioned company names and service names are the trademarks or registered trademarks of their respective companies.

About

Spendia

This cloud-based service streamlines expense management for businesses. It handles pre-trip approvals, expense tracking, travel arrangements, payment processing, and claim procedures, integrating with accounting systems for enhanced efficiency and transparency.

Highlights
  • Pre-trip approvals
  • Expense tracking
  • Travel arrangements
  • Payment processing
  • Claim procedures
  • Accounting system integration
Features
Read full description

Spendia is a cloud-based expense management service designed to enhance usability, efficiency, and transparency across operational and managerial departments. It encompasses a wide range of essential functions for expense management, including pre-trip approvals, expense tracking, domestic and international travel arrangements, payment processing, claim procedures, and seamless integration with accounting systems. Our expertise and cutting-edge technology facilitate seamless integration with diverse systems, including accounting platforms and organizational personnel databases.

Screenshots

IIJ SmartKey4 screens
Spendia4 screens

Verdict

The call

The clearest difference is review sentiment: Spendia at 40% against IIJ SmartKey's 10%. Spendia also leads on update cadence (every 2 months vs every 9 months). IIJ SmartKey's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and monetization model 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

IIJ SmartKey ships an update every 9 months, Spendia every 2 months. The most recent releases landed on August 17, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
IIJ SmartKey versus Spendia: the parameters behind the verdict, then further details
ParameterIIJ SmartKeySpendia
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews10.0% of reviews40.0% of reviews — better
Number of ratings—1 — better
Update frequencyEvery 9 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS12.0 — better17.0
Further details — not scored
Size19 MB85 MB
Age rating4+4+
DeveloperInternet Initiative Japan, Inc.TISI Incorporated

Customer experience

IIJ SmartKey

Written reviews20 reviews
Positive10.0%
Neutral5.0%
Negative85.0%

Spendia

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

In-app purchases

None

IIJ SmartKey

No in-app purchases

None

Spendia

No in-app purchases

Questions

Is IIJ SmartKey free?
IIJ SmartKey is free to download, with no in-app purchases.
Is Spendia free?
Spendia is free to download, with no in-app purchases.
Do IIJ SmartKey or Spendia have ads?
Neither IIJ SmartKey nor Spendia shows ads.
Which is updated more often, IIJ SmartKey or Spendia?
IIJ SmartKey ships an update every 9 months, and Spendia every 2 months. Most recently, IIJ SmartKey was updated on August 17, 2026 and Spendia on September 24, 2026.

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