PETLIBRO Granary 2 Series Guide: Which Smart Feeder Fits Your Cat?
Written by Maya BennettCat Product Research Editor at MeowBay··
9 min read ·Content updated:
Research-Based
Disclosure: MeowBay may earn a commission from clearly identified affiliate links, at no extra cost to you. Ordinary source and manufacturer links are not paid, and editorial conclusions remain independent.
Short answer: choose Granary 2 for gram-level intake tracking when you do not need a camera, Granary 2 Vision when video evidence matters for one bowl, and Vision Duo when two independently weighed bowls and multi-pet recognition justify the premium. Granary 2 X is a separate selective-access model to verify directly; do not substitute Vision or Vision Duo when physical diet protection is essential.
PETLIBRO Granary camera feeder, shown in an original manufacturer campaign image. MeowBay has not hands-on tested the product.
Which Granary 2 model fits?
Model
Strongest use
What it does not solve
Granary 2
Single-pet portion tracking and bowl-weight records
No camera or pet identification
Granary 2 Vision
Video plus intake records at one bowl
No selective access
Granary 2 Vision Duo
Two weighed bowls with multi-pet visual recognition
Cannot physically stop bowl swapping
Granary 2 X
Collar-free selective access using AI pet recognition
Availability is variable; check your country storefront and delivery date before relying on it
PETLIBRO describes gram-level bowl-scale records for dispensed, eaten and remaining food. These are manufacturer-reported capabilities, not independently measured MeowBay accuracy. These records can help you notice food leaving the bowl, but do not independently prove swallowing or which cat consumed it. Spillage and shared access need observation. The 5 L tank, scheduled mode, refill mode and rechargeable backup support everyday use.
When Vision Duo earns its price
Vision Duo is useful when two bowls need independent intake records and video helps identify which cat approached. It can improve visibility, but it is not the right answer for serious food stealing or different diets because recognition does not create a physical barrier.
Does PETLIBRO need a subscription? Free vs paid features
Subscription information checked September 24, 2026, using PETLIBRO’s US pages. Essential feeding does not require a paid plan. However, camera recordings and some habit insights are separate paid services. Match the feature to your exact device and region before choosing an add-on.
Granary 2 subscription decision guide
What you want
Published access
Buying implication
Schedule meals and operate the feeder
No paid subscription required for essential operations
Do not buy a plan only to unlock basic feeding
Watch a camera-equipped Granary 2 live
Live viewing is listed without Video Cloud AI
A non-camera model cannot gain a camera through a subscription
Replay recorded video and see automatic highlights
Video Cloud AI adds these features
Check history length, supported devices and renewal terms
Receive eating-habit change alerts and additional wellness insights
Some features require Petlibro Care
This is a different service from video storage; verify the exact entitlement
Not automatically. Write down the one feature you need, then check which plan provides it. If you only want scheduled meals and occasional live viewing on a camera model, first confirm what the free tier already supplies. Ask support about overlapping features before purchasing two plans.
Check these five terms at checkout
Your exact model and country storefront.
What remains available after a trial ends.
Monthly versus annual billing and the renewal amount.
How many devices the chosen plan covers.
Cancellation terms and what happens to stored recordings.
Estimate ownership spending as the device purchase plus the subscriptions and supplies you actually choose. Count annual charges once; a promotional first year is not the renewal price. We omit fixed prices because offers and regions differ.
Food compatibility rechecked November 2, 2026: the current series FAQ lists dry kibble at 2–18 mm, excluding oversized or irregular shapes such as cubes larger than 9 mm and crescent-shaped pieces. Match the exact variant manual and ask support if documentation conflicts.
Use a flat, stable setup for weighing and follow the exact recalibration instructions after disassembly. The current FAQ does not impose a blanket hard-floor-only rule; it warns against thick, soft or uneven carpet that sinks under pressure.
Change-detection alerts and video history can depend on PETLIBRO Care or cloud plans.
The tank is designed to resist moisture and pests, but PETLIBRO does not describe it as fully airtight.
Clean the food path and bowls; replace desiccant as directed.
Bottom line
Granary 2 is an option for a single-cat household that wants bowl-weight records. Vision Duo is the premium monitoring option for two-bowl setups. Neither should be sold as a food-theft solution.
Identify Granary variants by the feature that changes the decision
Save the model code and regional manual before comparing two similarly named listings. A shared family name does not establish identical food limits or backup behavior.
Decision or record
How to apply it
Food path
Minimum portion, permitted kibble and the installed rotor or bowl arrangement.
Control and evidence
Saved schedules, local controls, camera availability and any subscription-dependent functions.
Ownership
Included power supply, backup batteries, desiccant, spare bowls and supported replacement parts.
When a seller combines specifications from several variants, request a model-specific answer or choose a clearer listing. Keep unknowns visible rather than building a hypothetical model from the best feature on each page.
Choose a Granary model from the unresolved evidence gap
Before choosing a camera or second bowl, write what you cannot currently establish. Is it physical output, food remaining, the visiting cat’s identity or protected access? A more expensive version is useful only when its documented function addresses that gap.
Bowl-weight information without video
Consider whether changes in bowl weight are enough for the decision you need. Keep spills, shared access and caregiver actions in the interpretation. A quantity leaving the bowl is not independently confirmed swallowing by a particular cat.
Ask what the current app records, estimates and retains under the chosen service. Keep the exact feature entitlement with the model. A future service change should not make the ordinary feeding arrangement incomprehensible to a caregiver.
Video at one or two bowls
A view can add context about approach and bowl switching, but only if it shows the relevant event. Review the view under the supported setup and ordinary lighting. Recognition adds an identity estimate; it does not create a physical barrier around an open bowl.
If the goal is preventing access to a different diet, do not substitute a monitoring model simply because its description emphasizes multiple pets. Compare the actual selective-access mechanism and current availability separately.
A question sheet for similarly named listings
Question
Answer to preserve
Which exact model?
Full variant and model code, not only the Granary family name.
What evidence is recorded?
Bowl quantity, camera view, recognition and the limitations of each.
What access is controlled?
Actual documented restriction, if any; do not infer it from recognition.
What happens without a service?
Current free functions, chosen paid functions and trial-end behavior.
What food and setup are supported?
Exact variant instructions, shape exclusions and weighing setup.
If a retailer combines features from several versions, request a model-specific answer. Do not construct an imaginary product with the best specification from every row. Keep unknowns visible before checkout.
Interpret a bowl record step by step
Start with what physically reached the bowl. Then identify who could access it, what was observed and what remained. Preserve refills, cleaning and spills as separate events. An app summary is most useful when the underlying context remains available.
A fictional monitoring example
A bowl receives 30 g and later shows 5 g remaining. A clip shows Cat A approaching, but the period afterward is not recorded and Cat B could reach it. The 25 g difference is not a confirmed 25 g intake by Cat A.
The useful next check concerns access or the missing period, not a more precise subtraction. If individual monitoring is medically important, discuss an appropriate method with the veterinarian rather than treating a consumer record as complete clinical evidence.
Budget the function you actually want
List the hardware, compatible recurring supplies and each optional service separately. Identify which entitlement answers the named question. Live viewing, stored replay and additional habit insights should not be assumed to share identical billing or device coverage.
Use current selected-region terms rather than a promotional price remembered from another page. Check renewal, cancellation, trial-end access and what happens to stored evidence. A service should not be purchased merely because it appears beside the hardware at checkout.
Compare a separate-camera arrangement
A simpler feeder with a supported separate camera may suit some households. Price both components and the wanted storage method, and check whether the camera actually sees the bowl. Local recording and remote access remain different questions.
That alternative is not automatically cheaper or better. It is useful when its complete supported arrangement meets the requirement more clearly. Keep the caregiver response and manual feeding backup in either comparison.
Recheck after food or assembly changes
Keep the exact recipe and supported setup with any output or bowl-scale record. A new food shape can affect compatibility and the relationship between settings, weight and calories. Follow the model’s instructions for cleaning and recalibration rather than a general Granary video.
If the manual and current product FAQ disagree on a decisive food limit, ask official support to identify the instruction applicable to the supplied variant. Do not use the broadest number as permission for an uncertain kibble shape.
Keep the acceptance decision separate
A technically accurate record does not make a hesitant cat comfortable with the bowl, sound or location. Preserve an appropriate familiar feeding arrangement during introduction. Use the applicable return or support process if a decisive requirement remains unmet.
The best Granary choice is the documented model that resolves a useful gap under conditions the household can maintain. If the gap is food protection and only monitoring is available, keep a suitable separate-access arrangement rather than expecting software to become a barrier.
Record the selected feeding mode
Keep the actual mode and its configured limits in the caregiver note. A routine intended to release planned meals differs from one intended to replenish a bowl under a defined allowance. Do not assume another caregiver knows which arrangement is active.
After a supported change, verify the physical result and remove temporary test settings. Account for collected food separately. A forgotten test meal or an unintended mode change can make an otherwise reasonable portion record misleading.
Keep monitoring separate from the feeding decision
If an app suggests a pattern has changed, review the actual observations and seek veterinary advice for concerns. Do not let a consumer insight independently change prescribed food or medication timing. The record is evidence to interpret, not the treating professional.
Before a handover, have the caregiver identify the food, mode, normal controls and manual alternative. Keep unresolved questions attached to the specific model. This turns a complicated feature list into an understandable routine with clear limits.
Maya Bennett is MeowBay’s Cat Product Research Editor and is responsible for this research-led article. She evaluates manufacturer documentation, household fit, cleaning, and product limitations. This article does not replace advice from your veterinarian.
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