Comparison

CallTimer Premium vs Instructions

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

Head to head
About

CallTimer Premium

This app helps you manage call durations by providing notifications at set intervals. It's ideal for users on fixed-minute calling plans and offers features like call history, one-tap dialing, and customizable alerts. It supports hands-free and headset usage.

Highlights
  • Call duration timer
  • Configurable notifications
  • Call history logging
  • One-tap dialing
  • Prefix number support
  • Customizable alerts and sounds
  • Hands-free compatibility
Features
Read full description

Before you start To help CallTimer work properly, check the following in your iPhone's Settings: β€’ Notifications are enabled for CallTimer. β€’ Vibration is enabled. Please note: due to iOS restrictions, the app cannot end calls automatically. About CallTimer CallTimer tracks call duration and notifies you at the time you set. It is ideal for mobile plans that include unlimited calls of up to 5, 10 or another set number of minutes per call. It is also useful for calling services that require a dialing prefix. Premium features 1. Call history Saves the history of calls made through CallTimer. Incoming calls are not recorded. 2. One-tap calling Tap a bookmarked number to make a call. To bookmark a number, swipe left on its row in the call history. 3. Dialing prefixes Add a dialing prefix of your choice. 4. Customization β€’ Set the number of vibrations and notification sounds. β€’ Adjust notification sound volume. β€’ Lock the alarm and call type settings. β€’ Automatically clear the number after a call ends. β€’ Choose the screen shown when the app opens. 5. Handy shortcut Press and hold the delete button in the phone number field to clear the entire number. 6. Hands-free support Supports calls using earphones and hands-free devices.

About

Instructions

Features
Read full description

Key Features - Register, save, search, and share PDFs - Import PDFs shared from other apps - Organize PDFs into categories - No account required - Supports web page registration - Simple and intuitive interface Keep manuals and technical documents at your fingertipsβ€”offline! This app lets you register and manage PDF manuals and reference materials so you can search and read them anytime, even without an internet connection. You can also bookmark websites for quick online access when needed. Perfect for professionals and tech users who want to organize manuals, guides, and documentation in one placeβ€”and stay productive, even when offline.

Screenshots

CallTimer Premium4 screens
Instructions4 screens

Verdict

The call

The clearest difference is price: Instructions at Free against CallTimer Premium's $3.99. CallTimer Premium's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Instructions is free to download; CallTimer Premium costs $3.99 up front. Instructions sells 1 one-off in-app purchase. CallTimer Premium asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

Scorecard3 real differences Β· 5 level
CallTimer Premium versus Instructions: the parameters behind the verdict, then further details
ParameterCallTimer PremiumInstructions
Price$3.99Free β€” better
Positive reviews60.4% of reviewsβ€”
Update frequencyFortnightlyFortnightly
AdsNo β€” betterYes
In-app purchasesNo β€” betterYes
MonetizationPaidβ€”
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS15.015.0
Further details β€” not scored
Size6 MB15 MB
Age rating4+17+
DeveloperChunxu QiuKazuhisa Kobayashi

In-app purchases

None

CallTimer Premium

No in-app purchases

1 purchases

Instructions

One-time1
  • Remove Ads$4.99

Questions

Is CallTimer Premium free?
CallTimer Premium costs $3.99, with no in-app purchases.
Is Instructions free?
Instructions is free to download, with in-app purchases available.
Do CallTimer Premium or Instructions have ads?
Instructions shows ads; CallTimer Premium does not.
Which is updated more often, CallTimer Premium or Instructions?
CallTimer Premium ships an update fortnightly, and Instructions fortnightly. Most recently, CallTimer Premium was updated on October 29, 2026 and Instructions on October 25, 2026.

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