Comparison

SMS View vs Catalyst

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

Head to head
About

SMS View

Features
Read full description

SMS View - Read SMS anywhere Do your verification codes always land on the phone that's not in your hand? Maybe it's your backup phone, the second SIM in your dual-SIM device, or a number you left back home. SMS View syncs those texts to the device you're actually using — in real time. SMS View helps you read messages forwarded from another phone you own, so the codes sent to that phone can appear on the device in your hand within seconds. KEY FEATURES • Real-time delivery — new messages arrive within seconds via push. • Everything in one place — messages from your phones in a single, searchable list, grouped by day (Today / Yesterday / date). • Full-text search — find any code by sender or content. • Device status at a glance — each phone's online status and last sync time. • Across your signed-in devices — stay up to date wherever you are. BUILT FOR MULTI-PHONE LIFE — AND LIFE ABROAD If you carry more than one phone, the codes often land on the one you don't have with you. If you live abroad, they may still go to your home-country number. Bank one-time passwords, payment confirmations, app logins, delivery notices — whether that phone is in a drawer or an ocean away, you'll get them. YOUR DATA STAYS YOURS SMS View only shows messages synced from your own devices, under your own account. It is a viewer for your own data — it does not monitor anyone else, and it does not read SMS on this device. Messages sync only between the phones you control, and just the last few days are kept, then cleaned up automatically. Sign in with the same account on your devices, and never miss a verification code again.

About

Catalyst

Access multiple leading AI models in one app, compare their responses, and generate images or videos. It also supports Python code execution and web searches with sources. Bring your own API keys for flexibility and control over your data.

Highlights
  • Access multiple AI models
  • Compare AI model responses
  • Generate images and video clips
  • Secure Python sandbox
  • Web search with sources
  • Attach files and photos
  • Persistent conversation memory
Features
Read full description

Catalyst puts today's best AI models in one place — and lets you switch between them with a tap. Chat with models from Anthropic, OpenAI, Google, and more in a single conversation, and bring your own API keys so you're never locked in. WHAT YOU CAN DO • Chat with multiple AI models — pick the right one for each question, or compare answers side by side • Generate images from a prompt, and create or animate short video clips • Run Python in a secure sandbox for calculations, data analysis, and charts • Search the web for current information, with sources • Attach photos and files and ask about them • Give the assistant a memory that carries useful context across conversations BRING YOUR OWN MODELS Catalyst is model-agnostic. Connect your own provider keys — Anthropic, OpenAI, Google, or any OpenAI-compatible endpoint — and use the models you choose at the provider's own rates. A better, cheaper model ships every few weeks; point Catalyst at whatever's best today. YOUR DATA, YOUR CONTROL Your conversations sync securely so your history follows you across devices. Export everything you've created at any time, and delete individual chats — or your whole account — from inside the app. Catalyst on iPhone and iPad is the companion to the full workspace at catalyst.voov.ai, where you can also build workflows, mini apps, and connect data sources. Sign in with Apple, Google, or email.

Screenshots

SMS View3 screens
Catalyst4 screens

Verdict

The call

The clearest difference is update cadence: SMS View at daily against Catalyst's every 9 days. SMS View also leads on iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and device support 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

SMS View ships an update daily, Catalyst every 9 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 7 level
SMS View versus Catalyst: the parameters behind the verdict, then further details
ParameterSMS ViewCatalyst
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyDaily — betterEvery 9 days
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better18.0
Further details — not scored
Size16 MB31 MB
Age rating4+12+
DeveloperKSY StudioObjectGraph LLC

In-app purchases

None

SMS View

No in-app purchases

None

Catalyst

No in-app purchases

Questions

Is SMS View free?
SMS View is free to download, with no in-app purchases.
Is Catalyst free?
Catalyst is free to download, with no in-app purchases.
Do SMS View or Catalyst have ads?
Neither SMS View nor Catalyst shows ads.
Which is updated more often, SMS View or Catalyst?
SMS View ships an update daily, and Catalyst every 9 days. Most recently, SMS View was updated on October 25, 2026 and Catalyst on October 24, 2026.

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